Home / 83,345,709.70-125,023,288.47-25,846,155.46

Finding the Fourth Proportional to 83,345,709.70, 125,023,288.47 and 25,846,155.46

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Solution

The fourth proportional to 83,345,709.70, 125,023,288.47 and 25,846,155.46 is: 38,770,698.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,345,709.70 : 125,023,288.47 = 25,846,155.46 : x
  2. Step 2: Convert to fraction form
    83,345,709.70/125,023,288.47 = 25,846,155.46/x
  3. Step 3: Cross multiply
    83,345,709.70x = 125,023,288.47 × 25,846,155.46
  4. Step 4: Simplify right side
    83,345,709.70x = 3,231,371,349,916,045.50
  5. Step 5: Solve for x
    x = 3,231,371,349,916,045.50/83,345,709.70
  6. Step 6: Final answer
    x = 38,770,698.11

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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.