Home / 295,121,781.40-442,950,360.90-149,656,538.20

Finding the Fourth Proportional to 295,121,781.40, 442,950,360.90 and 149,656,538.20

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Solution

The fourth proportional to 295,121,781.40, 442,950,360.90 and 149,656,538.20 is: 224,620,552.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,121,781.40 : 442,950,360.90 = 149,656,538.20 : x
  2. Step 2: Convert to fraction form
    295,121,781.40/442,950,360.90 = 149,656,538.20/x
  3. Step 3: Cross multiply
    295,121,781.40x = 442,950,360.90 × 149,656,538.20
  4. Step 4: Simplify right side
    295,121,781.40x = 66,290,417,606,734,624
  5. Step 5: Solve for x
    x = 66,290,417,606,734,624/295,121,781.40
  6. Step 6: Final answer
    x = 224,620,552.55

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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.