Home / 83,413,793.40-125,120,690.10-25,911,877.20

Finding the Fourth Proportional to 83,413,793.40, 125,120,690.10 and 25,911,877.20

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Solution

The fourth proportional to 83,413,793.40, 125,120,690.10 and 25,911,877.20 is: 38,867,815.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,413,793.40 : 125,120,690.10 = 25,911,877.20 : x
  2. Step 2: Convert to fraction form
    83,413,793.40/125,120,690.10 = 25,911,877.20/x
  3. Step 3: Cross multiply
    83,413,793.40x = 125,120,690.10 × 25,911,877.20
  4. Step 4: Simplify right side
    83,413,793.40x = 3,242,111,957,050,455.50
  5. Step 5: Solve for x
    x = 3,242,111,957,050,455.50/83,413,793.40
  6. Step 6: Final answer
    x = 38,867,815.80

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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.