Finding the Fourth Proportional to 964,908,944.28, 1,443,711,006.12 and 571,646,901.73
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Solution
The fourth proportional to 964,908,944.28, 1,443,711,006.12 and 571,646,901.73 is: 855,306,532.84
Step by Step Solution
- Step 1: Write the proportion equation
964,908,944.28 : 1,443,711,006.12 = 571,646,901.73 : x - Step 2: Convert to fraction form
964,908,944.28/1,443,711,006.12 = 571,646,901.73/x - Step 3: Cross multiply
964,908,944.28x = 1,443,711,006.12 × 571,646,901.73 - Step 4: Simplify right side
964,908,944.28x = 825,292,923,641,998,976 - Step 5: Solve for x
x = 825,292,923,641,998,976/964,908,944.28 - Step 6: Final answer
x = 855,306,532.84
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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.