Finding the Fourth Proportional to 537,687,515.10, 806,531,272.65 and 537,687,515.10
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Solution
The fourth proportional to 537,687,515.10, 806,531,272.65 and 537,687,515.10 is: 806,531,272.65
Step by Step Solution
- Step 1: Write the proportion equation
537,687,515.10 : 806,531,272.65 = 537,687,515.10 : x - Step 2: Convert to fraction form
537,687,515.10/806,531,272.65 = 537,687,515.10/x - Step 3: Cross multiply
537,687,515.10x = 806,531,272.65 × 537,687,515.10 - Step 4: Simplify right side
537,687,515.10x = 433,661,795,841,619,072 - Step 5: Solve for x
x = 433,661,795,841,619,072/537,687,515.10 - Step 6: Final answer
x = 806,531,272.65
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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.