Home / 324,725,185.70-487,087,769.14-149,796,463.90

Finding the Fourth Proportional to 324,725,185.70, 487,087,769.14 and 149,796,463.90

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Solution

The fourth proportional to 324,725,185.70, 487,087,769.14 and 149,796,463.90 is: 224,694,691.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,725,185.70 : 487,087,769.14 = 149,796,463.90 : x
  2. Step 2: Convert to fraction form
    324,725,185.70/487,087,769.14 = 149,796,463.90/x
  3. Step 3: Cross multiply
    324,725,185.70x = 487,087,769.14 × 149,796,463.90
  4. Step 4: Simplify right side
    324,725,185.70x = 72,964,025,426,111,552
  5. Step 5: Solve for x
    x = 72,964,025,426,111,552/324,725,185.70
  6. Step 6: Final answer
    x = 224,694,691.51

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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.