Home / 149,672,546.70-224,697,776.85-80,640,329.10

Finding the Fourth Proportional to 149,672,546.70, 224,697,776.85 and 80,640,329.10

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Solution

The fourth proportional to 149,672,546.70, 224,697,776.85 and 80,640,329.10 is: 121,062,299.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,672,546.70 : 224,697,776.85 = 80,640,329.10 : x
  2. Step 2: Convert to fraction form
    149,672,546.70/224,697,776.85 = 80,640,329.10/x
  3. Step 3: Cross multiply
    149,672,546.70x = 224,697,776.85 × 80,640,329.10
  4. Step 4: Simplify right side
    149,672,546.70x = 18,119,702,673,222,360
  5. Step 5: Solve for x
    x = 18,119,702,673,222,360/149,672,546.70
  6. Step 6: Final answer
    x = 121,062,299.48

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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.