Home / 124,501,862.10-186,752,793.15-38,240,130.45

Finding the Fourth Proportional to 124,501,862.10, 186,752,793.15 and 38,240,130.45

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Solution

The fourth proportional to 124,501,862.10, 186,752,793.15 and 38,240,130.45 is: 57,360,195.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,501,862.10 : 186,752,793.15 = 38,240,130.45 : x
  2. Step 2: Convert to fraction form
    124,501,862.10/186,752,793.15 = 38,240,130.45/x
  3. Step 3: Cross multiply
    124,501,862.10x = 186,752,793.15 × 38,240,130.45
  4. Step 4: Simplify right side
    124,501,862.10x = 7,141,451,171,957,867
  5. Step 5: Solve for x
    x = 7,141,451,171,957,867/124,501,862.10
  6. Step 6: Final answer
    x = 57,360,195.68

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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.