Home / 140,590,545.60-210,917,617.92-75,892,962.24

Finding the Fourth Proportional to 140,590,545.60, 210,917,617.92 and 75,892,962.24

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Solution

The fourth proportional to 140,590,545.60, 210,917,617.92 and 75,892,962.24 is: 113,856,609.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,590,545.60 : 210,917,617.92 = 75,892,962.24 : x
  2. Step 2: Convert to fraction form
    140,590,545.60/210,917,617.92 = 75,892,962.24/x
  3. Step 3: Cross multiply
    140,590,545.60x = 210,917,617.92 × 75,892,962.24
  4. Step 4: Simplify right side
    140,590,545.60x = 16,007,162,812,553,306
  5. Step 5: Solve for x
    x = 16,007,162,812,553,306/140,590,545.60
  6. Step 6: Final answer
    x = 113,856,609.24

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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.