Home / 550,571,391.18-825,834,689.37-136,037,773.11

Finding the Fourth Proportional to 550,571,391.18, 825,834,689.37 and 136,037,773.11

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Solution

The fourth proportional to 550,571,391.18, 825,834,689.37 and 136,037,773.11 is: 204,051,125.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,571,391.18 : 825,834,689.37 = 136,037,773.11 : x
  2. Step 2: Convert to fraction form
    550,571,391.18/825,834,689.37 = 136,037,773.11/x
  3. Step 3: Cross multiply
    550,571,391.18x = 825,834,689.37 × 136,037,773.11
  4. Step 4: Simplify right side
    550,571,391.18x = 112,344,712,098,883,408
  5. Step 5: Solve for x
    x = 112,344,712,098,883,408/550,571,391.18
  6. Step 6: Final answer
    x = 204,051,125.61

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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.