Home / 131,034,555.90-195,784,251.80-126,452,009.34

Finding the Fourth Proportional to 131,034,555.90, 195,784,251.80 and 126,452,009.34

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Solution

The fourth proportional to 131,034,555.90, 195,784,251.80 and 126,452,009.34 is: 188,937,275.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,034,555.90 : 195,784,251.80 = 126,452,009.34 : x
  2. Step 2: Convert to fraction form
    131,034,555.90/195,784,251.80 = 126,452,009.34/x
  3. Step 3: Cross multiply
    131,034,555.90x = 195,784,251.80 × 126,452,009.34
  4. Step 4: Simplify right side
    131,034,555.90x = 24,757,312,036,606,252
  5. Step 5: Solve for x
    x = 24,757,312,036,606,252/131,034,555.90
  6. Step 6: Final answer
    x = 188,937,275.87

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.