Home / 83,788,923.10-125,688,105.38-25,498,496.81

Finding the Fourth Proportional to 83,788,923.10, 125,688,105.38 and 25,498,496.81

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Solution

The fourth proportional to 83,788,923.10, 125,688,105.38 and 25,498,496.81 is: 38,249,181.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,788,923.10 : 125,688,105.38 = 25,498,496.81 : x
  2. Step 2: Convert to fraction form
    83,788,923.10/125,688,105.38 = 25,498,496.81/x
  3. Step 3: Cross multiply
    83,788,923.10x = 125,688,105.38 × 25,498,496.81
  4. Step 4: Simplify right side
    83,788,923.10x = 3,204,857,753,685,939
  5. Step 5: Solve for x
    x = 3,204,857,753,685,939/83,788,923.10
  6. Step 6: Final answer
    x = 38,249,181.81

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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.