Home / 119,074,206.88-178,350,902.16-84,425,583.04

Finding the Fourth Proportional to 119,074,206.88, 178,350,902.16 and 84,425,583.04

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Solution

The fourth proportional to 119,074,206.88, 178,350,902.16 and 84,425,583.04 is: 126,453,740.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,074,206.88 : 178,350,902.16 = 84,425,583.04 : x
  2. Step 2: Convert to fraction form
    119,074,206.88/178,350,902.16 = 84,425,583.04/x
  3. Step 3: Cross multiply
    119,074,206.88x = 178,350,902.16 × 84,425,583.04
  4. Step 4: Simplify right side
    119,074,206.88x = 15,057,378,900,567,996
  5. Step 5: Solve for x
    x = 15,057,378,900,567,996/119,074,206.88
  6. Step 6: Final answer
    x = 126,453,740.87

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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.