Home / 124,993,864.20-187,434,809.10-56,801,454.60

Finding the Fourth Proportional to 124,993,864.20, 187,434,809.10 and 56,801,454.60

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Solution

The fourth proportional to 124,993,864.20, 187,434,809.10 and 56,801,454.60 is: 85,176,739.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,993,864.20 : 187,434,809.10 = 56,801,454.60 : x
  2. Step 2: Convert to fraction form
    124,993,864.20/187,434,809.10 = 56,801,454.60/x
  3. Step 3: Cross multiply
    124,993,864.20x = 187,434,809.10 × 56,801,454.60
  4. Step 4: Simplify right side
    124,993,864.20x = 10,646,569,799,553,316
  5. Step 5: Solve for x
    x = 10,646,569,799,553,316/124,993,864.20
  6. Step 6: Final answer
    x = 85,176,739.42

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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.