Home / 106,509,793.60-159,764,690.40-41,780,279.80

Finding the Fourth Proportional to 106,509,793.60, 159,764,690.40 and 41,780,279.80

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Solution

The fourth proportional to 106,509,793.60, 159,764,690.40 and 41,780,279.80 is: 62,670,419.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,509,793.60 : 159,764,690.40 = 41,780,279.80 : x
  2. Step 2: Convert to fraction form
    106,509,793.60/159,764,690.40 = 41,780,279.80/x
  3. Step 3: Cross multiply
    106,509,793.60x = 159,764,690.40 × 41,780,279.80
  4. Step 4: Simplify right side
    106,509,793.60x = 6,675,013,467,072,374
  5. Step 5: Solve for x
    x = 6,675,013,467,072,374/106,509,793.60
  6. Step 6: Final answer
    x = 62,670,419.70

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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.