Home / 125,156,945.60-187,735,418.40-113,063,710.40

Finding the Fourth Proportional to 125,156,945.60, 187,735,418.40 and 113,063,710.40

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Solution

The fourth proportional to 125,156,945.60, 187,735,418.40 and 113,063,710.40 is: 169,595,565.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,156,945.60 : 187,735,418.40 = 113,063,710.40 : x
  2. Step 2: Convert to fraction form
    125,156,945.60/187,735,418.40 = 113,063,710.40/x
  3. Step 3: Cross multiply
    125,156,945.60x = 187,735,418.40 × 113,063,710.40
  4. Step 4: Simplify right side
    125,156,945.60x = 21,226,062,977,800,432
  5. Step 5: Solve for x
    x = 21,226,062,977,800,432/125,156,945.60
  6. Step 6: Final answer
    x = 169,595,565.60

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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.