Home / 487,087,778.55-730,631,653.71-224,694,695.85

Finding the Fourth Proportional to 487,087,778.55, 730,631,653.71 and 224,694,695.85

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Solution

The fourth proportional to 487,087,778.55, 730,631,653.71 and 224,694,695.85 is: 337,042,037.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,087,778.55 : 730,631,653.71 = 224,694,695.85 : x
  2. Step 2: Convert to fraction form
    487,087,778.55/730,631,653.71 = 224,694,695.85/x
  3. Step 3: Cross multiply
    487,087,778.55x = 730,631,653.71 × 224,694,695.85
  4. Step 4: Simplify right side
    487,087,778.55x = 164,169,057,208,750,976
  5. Step 5: Solve for x
    x = 164,169,057,208,750,976/487,087,778.55
  6. Step 6: Final answer
    x = 337,042,037.26

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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.