Home / 83,001,665.40-124,502,498.10-48,564,288.60

Finding the Fourth Proportional to 83,001,665.40, 124,502,498.10 and 48,564,288.60

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Solution

The fourth proportional to 83,001,665.40, 124,502,498.10 and 48,564,288.60 is: 72,846,432.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,001,665.40 : 124,502,498.10 = 48,564,288.60 : x
  2. Step 2: Convert to fraction form
    83,001,665.40/124,502,498.10 = 48,564,288.60/x
  3. Step 3: Cross multiply
    83,001,665.40x = 124,502,498.10 × 48,564,288.60
  4. Step 4: Simplify right side
    83,001,665.40x = 6,046,375,249,149,352
  5. Step 5: Solve for x
    x = 6,046,375,249,149,352/83,001,665.40
  6. Step 6: Final answer
    x = 72,846,432.90

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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.