Finding the Fourth Proportional to 6,775,808,057.20, 10,163,712,085.80 and 2,898,806,431.60
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Solution
The fourth proportional to 6,775,808,057.20, 10,163,712,085.80 and 2,898,806,431.60 is: 4,348,209,647.40
Step by Step Solution
- Step 1: Write the proportion equation
6,775,808,057.20 : 10,163,712,085.80 = 2,898,806,431.60 : x - Step 2: Convert to fraction form
6,775,808,057.20/10,163,712,085.80 = 2,898,806,431.60/x - Step 3: Cross multiply
6,775,808,057.20x = 10,163,712,085.80 × 2,898,806,431.60 - Step 4: Simplify right side
6,775,808,057.20x = 29,462,633,963,247,689,728 - Step 5: Solve for x
x = 29,462,633,963,247,689,728/6,775,808,057.20 - Step 6: Final answer
x = 4,348,209,647.40
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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.