Home / 124,858,718.79-187,306,023.55-38,603,851.59

Finding the Fourth Proportional to 124,858,718.79, 187,306,023.55 and 38,603,851.59

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Solution

The fourth proportional to 124,858,718.79, 187,306,023.55 and 38,603,851.59 is: 57,911,325.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,858,718.79 : 187,306,023.55 = 38,603,851.59 : x
  2. Step 2: Convert to fraction form
    124,858,718.79/187,306,023.55 = 38,603,851.59/x
  3. Step 3: Cross multiply
    124,858,718.79x = 187,306,023.55 × 38,603,851.59
  4. Step 4: Simplify right side
    124,858,718.79x = 7,230,733,935,037,246
  5. Step 5: Solve for x
    x = 7,230,733,935,037,246/124,858,718.79
  6. Step 6: Final answer
    x = 57,911,325.74

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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.