Home / 124,073,649.32-186,024,289.12-54,948,785

Finding the Fourth Proportional to 124,073,649.32, 186,024,289.12 and 54,948,785

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Solution

The fourth proportional to 124,073,649.32, 186,024,289.12 and 54,948,785 is: 82,385,008.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,073,649.32 : 186,024,289.12 = 54,948,785 : x
  2. Step 2: Convert to fraction form
    124,073,649.32/186,024,289.12 = 54,948,785/x
  3. Step 3: Cross multiply
    124,073,649.32x = 186,024,289.12 × 54,948,785
  4. Step 4: Simplify right side
    124,073,649.32x = 10,221,808,667,632,720
  5. Step 5: Solve for x
    x = 10,221,808,667,632,720/124,073,649.32
  6. Step 6: Final answer
    x = 82,385,008.61

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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.