Home / 131,429,351.80-197,256,002.10-58,757,966.20

Finding the Fourth Proportional to 131,429,351.80, 197,256,002.10 and 58,757,966.20

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Solution

The fourth proportional to 131,429,351.80, 197,256,002.10 and 58,757,966.20 is: 88,187,009.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,429,351.80 : 197,256,002.10 = 58,757,966.20 : x
  2. Step 2: Convert to fraction form
    131,429,351.80/197,256,002.10 = 58,757,966.20/x
  3. Step 3: Cross multiply
    131,429,351.80x = 197,256,002.10 × 58,757,966.20
  4. Step 4: Simplify right side
    131,429,351.80x = 11,590,361,504,138,930
  5. Step 5: Solve for x
    x = 11,590,361,504,138,930/131,429,351.80
  6. Step 6: Final answer
    x = 88,187,009.56

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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.