Home / 124,463,105.85-171,754,582.13-68,707,328.73

Finding the Fourth Proportional to 124,463,105.85, 171,754,582.13 and 68,707,328.73

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Solution

The fourth proportional to 124,463,105.85, 171,754,582.13 and 68,707,328.73 is: 94,813,627.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,463,105.85 : 171,754,582.13 = 68,707,328.73 : x
  2. Step 2: Convert to fraction form
    124,463,105.85/171,754,582.13 = 68,707,328.73/x
  3. Step 3: Cross multiply
    124,463,105.85x = 171,754,582.13 × 68,707,328.73
  4. Step 4: Simplify right side
    124,463,105.85x = 11,800,798,535,289,694
  5. Step 5: Solve for x
    x = 11,800,798,535,289,694/124,463,105.85
  6. Step 6: Final answer
    x = 94,813,627.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.