Finding the Fourth Proportional to 967,712,722.20, 1,451,569,083.30 and 867,943,531.80
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Solution
The fourth proportional to 967,712,722.20, 1,451,569,083.30 and 867,943,531.80 is: 1,301,915,297.70
Step by Step Solution
- Step 1: Write the proportion equation
967,712,722.20 : 1,451,569,083.30 = 867,943,531.80 : x - Step 2: Convert to fraction form
967,712,722.20/1,451,569,083.30 = 867,943,531.80/x - Step 3: Cross multiply
967,712,722.20x = 1,451,569,083.30 × 867,943,531.80 - Step 4: Simplify right side
967,712,722.20x = 1,259,879,996,811,090,176 - Step 5: Solve for x
x = 1,259,879,996,811,090,176/967,712,722.20 - Step 6: Final answer
x = 1,301,915,297.70
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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.