Home / 81,648,353.10-122,472,529.65-24,135,501.90

Finding the Fourth Proportional to 81,648,353.10, 122,472,529.65 and 24,135,501.90

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Solution

The fourth proportional to 81,648,353.10, 122,472,529.65 and 24,135,501.90 is: 36,203,252.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,648,353.10 : 122,472,529.65 = 24,135,501.90 : x
  2. Step 2: Convert to fraction form
    81,648,353.10/122,472,529.65 = 24,135,501.90/x
  3. Step 3: Cross multiply
    81,648,353.10x = 122,472,529.65 × 24,135,501.90
  4. Step 4: Simplify right side
    81,648,353.10x = 2,955,935,972,065,381.50
  5. Step 5: Solve for x
    x = 2,955,935,972,065,381.50/81,648,353.10
  6. Step 6: Final answer
    x = 36,203,252.85

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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.