Home / 149,672,545.20-224,697,774.60-80,640,327.60

Finding the Fourth Proportional to 149,672,545.20, 224,697,774.60 and 80,640,327.60

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Solution

The fourth proportional to 149,672,545.20, 224,697,774.60 and 80,640,327.60 is: 121,062,297.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,672,545.20 : 224,697,774.60 = 80,640,327.60 : x
  2. Step 2: Convert to fraction form
    149,672,545.20/224,697,774.60 = 80,640,327.60/x
  3. Step 3: Cross multiply
    149,672,545.20x = 224,697,774.60 × 80,640,327.60
  4. Step 4: Simplify right side
    149,672,545.20x = 18,119,702,154,734,956
  5. Step 5: Solve for x
    x = 18,119,702,154,734,956/149,672,545.20
  6. Step 6: Final answer
    x = 121,062,297.23

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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.