Home / 178,121,620.40-267,182,430.60-56,957,025.20

Finding the Fourth Proportional to 178,121,620.40, 267,182,430.60 and 56,957,025.20

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Solution

The fourth proportional to 178,121,620.40, 267,182,430.60 and 56,957,025.20 is: 85,435,537.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,121,620.40 : 267,182,430.60 = 56,957,025.20 : x
  2. Step 2: Convert to fraction form
    178,121,620.40/267,182,430.60 = 56,957,025.20/x
  3. Step 3: Cross multiply
    178,121,620.40x = 267,182,430.60 × 56,957,025.20
  4. Step 4: Simplify right side
    178,121,620.40x = 15,217,916,432,681,452
  5. Step 5: Solve for x
    x = 15,217,916,432,681,452/178,121,620.40
  6. Step 6: Final answer
    x = 85,435,537.80

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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.