Home / 168,668,921.28-253,008,982.32-58,003,505.52

Finding the Fourth Proportional to 168,668,921.28, 253,008,982.32 and 58,003,505.52

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Solution

The fourth proportional to 168,668,921.28, 253,008,982.32 and 58,003,505.52 is: 87,007,184.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,668,921.28 : 253,008,982.32 = 58,003,505.52 : x
  2. Step 2: Convert to fraction form
    168,668,921.28/253,008,982.32 = 58,003,505.52/x
  3. Step 3: Cross multiply
    168,668,921.28x = 253,008,982.32 × 58,003,505.52
  4. Step 4: Simplify right side
    168,668,921.28x = 14,675,407,902,607,702
  5. Step 5: Solve for x
    x = 14,675,407,902,607,702/168,668,921.28
  6. Step 6: Final answer
    x = 87,007,184.20

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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.