Home / 124,858,717.79-187,306,022.05-38,603,850.59

Finding the Fourth Proportional to 124,858,717.79, 187,306,022.05 and 38,603,850.59

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Solution

The fourth proportional to 124,858,717.79, 187,306,022.05 and 38,603,850.59 is: 57,911,324.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,858,717.79 : 187,306,022.05 = 38,603,850.59 : x
  2. Step 2: Convert to fraction form
    124,858,717.79/187,306,022.05 = 38,603,850.59/x
  3. Step 3: Cross multiply
    124,858,717.79x = 187,306,022.05 × 38,603,850.59
  4. Step 4: Simplify right side
    124,858,717.79x = 7,230,733,690,197,202
  5. Step 5: Solve for x
    x = 7,230,733,690,197,202/124,858,717.79
  6. Step 6: Final answer
    x = 57,911,324.24

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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.