Home / 165,711,713.57-248,639,249.27-88,945,061.12

Finding the Fourth Proportional to 165,711,713.57, 248,639,249.27 and 88,945,061.12

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Solution

The fourth proportional to 165,711,713.57, 248,639,249.27 and 88,945,061.12 is: 133,456,065.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,711,713.57 : 248,639,249.27 = 88,945,061.12 : x
  2. Step 2: Convert to fraction form
    165,711,713.57/248,639,249.27 = 88,945,061.12/x
  3. Step 3: Cross multiply
    165,711,713.57x = 248,639,249.27 × 88,945,061.12
  4. Step 4: Simplify right side
    165,711,713.57x = 22,115,233,222,130,232
  5. Step 5: Solve for x
    x = 22,115,233,222,130,232/165,711,713.57
  6. Step 6: Final answer
    x = 133,456,065.03

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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.