Home / 74,897,976.30-112,346,964.45-52,204,497.90

Finding the Fourth Proportional to 74,897,976.30, 112,346,964.45 and 52,204,497.90

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Solution

The fourth proportional to 74,897,976.30, 112,346,964.45 and 52,204,497.90 is: 78,306,746.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,897,976.30 : 112,346,964.45 = 52,204,497.90 : x
  2. Step 2: Convert to fraction form
    74,897,976.30/112,346,964.45 = 52,204,497.90/x
  3. Step 3: Cross multiply
    74,897,976.30x = 112,346,964.45 × 52,204,497.90
  4. Step 4: Simplify right side
    74,897,976.30x = 5,865,016,869,701,400
  5. Step 5: Solve for x
    x = 5,865,016,869,701,400/74,897,976.30
  6. Step 6: Final answer
    x = 78,306,746.85

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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.