Finding the Fourth Proportional to 524,715,201.60, 787,548,693.60 and 266,110,324.80
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Solution
The fourth proportional to 524,715,201.60, 787,548,693.60 and 266,110,324.80 is: 399,406,836.34
Step by Step Solution
- Step 1: Write the proportion equation
524,715,201.60 : 787,548,693.60 = 266,110,324.80 : x - Step 2: Convert to fraction form
524,715,201.60/787,548,693.60 = 266,110,324.80/x - Step 3: Cross multiply
524,715,201.60x = 787,548,693.60 × 266,110,324.80 - Step 4: Simplify right side
524,715,201.60x = 209,574,838,649,711,712 - Step 5: Solve for x
x = 209,574,838,649,711,712/524,715,201.60 - Step 6: Final answer
x = 399,406,836.34
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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.