Home / 83,203,531.40-124,655,997.90-71,259,595.40

Finding the Fourth Proportional to 83,203,531.40, 124,655,997.90 and 71,259,595.40

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Solution

The fourth proportional to 83,203,531.40, 124,655,997.90 and 71,259,595.40 is: 106,761,525.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,203,531.40 : 124,655,997.90 = 71,259,595.40 : x
  2. Step 2: Convert to fraction form
    83,203,531.40/124,655,997.90 = 71,259,595.40/x
  3. Step 3: Cross multiply
    83,203,531.40x = 124,655,997.90 × 71,259,595.40
  4. Step 4: Simplify right side
    83,203,531.40x = 8,882,935,974,537,251
  5. Step 5: Solve for x
    x = 8,882,935,974,537,251/83,203,531.40
  6. Step 6: Final answer
    x = 106,761,525.92

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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.