Finding the Fourth Proportional to 597,901,867.20, 896,852,800.80 and 533,331,785.70
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Solution
The fourth proportional to 597,901,867.20, 896,852,800.80 and 533,331,785.70 is: 799,997,678.55
Step by Step Solution
- Step 1: Write the proportion equation
597,901,867.20 : 896,852,800.80 = 533,331,785.70 : x - Step 2: Convert to fraction form
597,901,867.20/896,852,800.80 = 533,331,785.70/x - Step 3: Cross multiply
597,901,867.20x = 896,852,800.80 × 533,331,785.70 - Step 4: Simplify right side
597,901,867.20x = 478,320,105,760,710,336 - Step 5: Solve for x
x = 478,320,105,760,710,336/597,901,867.20 - Step 6: Final answer
x = 799,997,678.55
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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.