Home / 213,561,212.32-294,711,819.18-125,463,240.88

Finding the Fourth Proportional to 213,561,212.32, 294,711,819.18 and 125,463,240.88

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Solution

The fourth proportional to 213,561,212.32, 294,711,819.18 and 125,463,240.88 is: 173,137,713.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,561,212.32 : 294,711,819.18 = 125,463,240.88 : x
  2. Step 2: Convert to fraction form
    213,561,212.32/294,711,819.18 = 125,463,240.88/x
  3. Step 3: Cross multiply
    213,561,212.32x = 294,711,819.18 × 125,463,240.88
  4. Step 4: Simplify right side
    213,561,212.32x = 36,975,499,959,963,344
  5. Step 5: Solve for x
    x = 36,975,499,959,963,344/213,561,212.32
  6. Step 6: Final answer
    x = 173,137,713.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.