Home / 88,569,640.20-132,854,460.30-54,380,123.40

Finding the Fourth Proportional to 88,569,640.20, 132,854,460.30 and 54,380,123.40

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Solution

The fourth proportional to 88,569,640.20, 132,854,460.30 and 54,380,123.40 is: 81,570,185.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,569,640.20 : 132,854,460.30 = 54,380,123.40 : x
  2. Step 2: Convert to fraction form
    88,569,640.20/132,854,460.30 = 54,380,123.40/x
  3. Step 3: Cross multiply
    88,569,640.20x = 132,854,460.30 × 54,380,123.40
  4. Step 4: Simplify right side
    88,569,640.20x = 7,224,641,945,354,401
  5. Step 5: Solve for x
    x = 7,224,641,945,354,401/88,569,640.20
  6. Step 6: Final answer
    x = 81,570,185.10

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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.