Finding the Fourth Proportional to 487,087,772.11, 730,631,644.05 and 224,694,689.41
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Solution
The fourth proportional to 487,087,772.11, 730,631,644.05 and 224,694,689.41 is: 337,042,027.61
Step by Step Solution
- Step 1: Write the proportion equation
487,087,772.11 : 730,631,644.05 = 224,694,689.41 : x - Step 2: Convert to fraction form
487,087,772.11/730,631,644.05 = 224,694,689.41/x - Step 3: Cross multiply
487,087,772.11x = 730,631,644.05 × 224,694,689.41 - Step 4: Simplify right side
487,087,772.11x = 164,169,050,334,758,976 - Step 5: Solve for x
x = 164,169,050,334,758,976/487,087,772.11 - Step 6: Final answer
x = 337,042,027.61
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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.