Finding the Fourth Proportional to 475,331,328,961.70, 712,996,993,442.55 and 475,331,328,961.70
Calculator
Solution
The fourth proportional to 475,331,328,961.70, 712,996,993,442.55 and 475,331,328,961.70 is: 712,996,993,442.55
Step by Step Solution
- Step 1: Write the proportion equation
475,331,328,961.70 : 712,996,993,442.55 = 475,331,328,961.70 : x - Step 2: Convert to fraction form
475,331,328,961.70/712,996,993,442.55 = 475,331,328,961.70/x - Step 3: Cross multiply
475,331,328,961.70x = 712,996,993,442.55 × 475,331,328,961.70 - Step 4: Simplify right side
475,331,328,961.70x = 338,909,808,438,743,796,809,728 - Step 5: Solve for x
x = 338,909,808,438,743,796,809,728/475,331,328,961.70 - Step 6: Final answer
x = 712,996,993,442.55
Related Problems
Find fourth proportional to 237,665,664,480.85, 356,498,496,721.28 and 237,665,664,480.85
Half scale
Find fourth proportional to 950,662,657,923.40, 1,425,993,986,885.10 and 950,662,657,923.40
Double scale
Find fourth proportional to 475,331,328,962.70, 712,996,993,444.05 and 475,331,328,962.70
Similar ratio
Find fourth proportional to 712,996,993,442.55, 1,069,495,490,163.83 and 712,996,993,442.55
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.