Home / 283,900,084.60-426,040,349.10-99,668,107.96

Finding the Fourth Proportional to 283,900,084.60, 426,040,349.10 and 99,668,107.96

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Solution

The fourth proportional to 283,900,084.60, 426,040,349.10 and 99,668,107.96 is: 149,568,942.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,900,084.60 : 426,040,349.10 = 99,668,107.96 : x
  2. Step 2: Convert to fraction form
    283,900,084.60/426,040,349.10 = 99,668,107.96/x
  3. Step 3: Cross multiply
    283,900,084.60x = 426,040,349.10 × 99,668,107.96
  4. Step 4: Simplify right side
    283,900,084.60x = 42,462,635,509,414,888
  5. Step 5: Solve for x
    x = 42,462,635,509,414,888/283,900,084.60
  6. Step 6: Final answer
    x = 149,568,942.78

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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.