Finding the Fourth Proportional to 487,087,772.74, 730,631,644.99 and 224,694,690.04
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Solution
The fourth proportional to 487,087,772.74, 730,631,644.99 and 224,694,690.04 is: 337,042,028.55
Step by Step Solution
- Step 1: Write the proportion equation
487,087,772.74 : 730,631,644.99 = 224,694,690.04 : x - Step 2: Convert to fraction form
487,087,772.74/730,631,644.99 = 224,694,690.04/x - Step 3: Cross multiply
487,087,772.74x = 730,631,644.99 × 224,694,690.04 - Step 4: Simplify right side
487,087,772.74x = 164,169,051,004,443,360 - Step 5: Solve for x
x = 164,169,051,004,443,360/487,087,772.74 - Step 6: Final answer
x = 337,042,028.55
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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.