Home / 106,513,805.40-159,770,708.10-54,857,740.20

Finding the Fourth Proportional to 106,513,805.40, 159,770,708.10 and 54,857,740.20

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Solution

The fourth proportional to 106,513,805.40, 159,770,708.10 and 54,857,740.20 is: 82,286,610.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,513,805.40 : 159,770,708.10 = 54,857,740.20 : x
  2. Step 2: Convert to fraction form
    106,513,805.40/159,770,708.10 = 54,857,740.20/x
  3. Step 3: Cross multiply
    106,513,805.40x = 159,770,708.10 × 54,857,740.20
  4. Step 4: Simplify right side
    106,513,805.40x = 8,764,659,996,519,836
  5. Step 5: Solve for x
    x = 8,764,659,996,519,836/106,513,805.40
  6. Step 6: Final answer
    x = 82,286,610.30

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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.