Home / 302,377,447.90-453,566,171.85-149,322,439.90

Finding the Fourth Proportional to 302,377,447.90, 453,566,171.85 and 149,322,439.90

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Solution

The fourth proportional to 302,377,447.90, 453,566,171.85 and 149,322,439.90 is: 223,983,659.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,377,447.90 : 453,566,171.85 = 149,322,439.90 : x
  2. Step 2: Convert to fraction form
    302,377,447.90/453,566,171.85 = 149,322,439.90/x
  3. Step 3: Cross multiply
    302,377,447.90x = 453,566,171.85 × 149,322,439.90
  4. Step 4: Simplify right side
    302,377,447.90x = 67,727,607,436,744,704
  5. Step 5: Solve for x
    x = 67,727,607,436,744,704/302,377,447.90
  6. Step 6: Final answer
    x = 223,983,659.85

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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.