Home / 132,340,756.49-198,329,529.39-83,731,592.35

Finding the Fourth Proportional to 132,340,756.49, 198,329,529.39 and 83,731,592.35

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Solution

The fourth proportional to 132,340,756.49, 198,329,529.39 and 83,731,592.35 is: 125,482,487.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,340,756.49 : 198,329,529.39 = 83,731,592.35 : x
  2. Step 2: Convert to fraction form
    132,340,756.49/198,329,529.39 = 83,731,592.35/x
  3. Step 3: Cross multiply
    132,340,756.49x = 198,329,529.39 × 83,731,592.35
  4. Step 4: Simplify right side
    132,340,756.49x = 16,606,447,305,850,822
  5. Step 5: Solve for x
    x = 16,606,447,305,850,822/132,340,756.49
  6. Step 6: Final answer
    x = 125,482,487.38

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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.