Home / 132,064,529.85-197,992,607.90-83,439,892.71

Finding the Fourth Proportional to 132,064,529.85, 197,992,607.90 and 83,439,892.71

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Solution

The fourth proportional to 132,064,529.85, 197,992,607.90 and 83,439,892.71 is: 125,094,012.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,064,529.85 : 197,992,607.90 = 83,439,892.71 : x
  2. Step 2: Convert to fraction form
    132,064,529.85/197,992,607.90 = 83,439,892.71/x
  3. Step 3: Cross multiply
    132,064,529.85x = 197,992,607.90 × 83,439,892.71
  4. Step 4: Simplify right side
    132,064,529.85x = 16,520,481,960,131,898
  5. Step 5: Solve for x
    x = 16,520,481,960,131,898/132,064,529.85
  6. Step 6: Final answer
    x = 125,094,012.59

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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.