Home / 132,340,822.64-198,329,628.76-83,731,658.16

Finding the Fourth Proportional to 132,340,822.64, 198,329,628.76 and 83,731,658.16

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Solution

The fourth proportional to 132,340,822.64, 198,329,628.76 and 83,731,658.16 is: 125,482,586.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,340,822.64 : 198,329,628.76 = 83,731,658.16 : x
  2. Step 2: Convert to fraction form
    132,340,822.64/198,329,628.76 = 83,731,658.16/x
  3. Step 3: Cross multiply
    132,340,822.64x = 198,329,628.76 × 83,731,658.16
  4. Step 4: Simplify right side
    132,340,822.64x = 16,606,468,677,702,006
  5. Step 5: Solve for x
    x = 16,606,468,677,702,006/132,340,822.64
  6. Step 6: Final answer
    x = 125,482,586.15

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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.