Home / 125,986,220.20-188,979,330.30-35,109,809.20

Finding the Fourth Proportional to 125,986,220.20, 188,979,330.30 and 35,109,809.20

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Solution

The fourth proportional to 125,986,220.20, 188,979,330.30 and 35,109,809.20 is: 52,664,713.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,986,220.20 : 188,979,330.30 = 35,109,809.20 : x
  2. Step 2: Convert to fraction form
    125,986,220.20/188,979,330.30 = 35,109,809.20/x
  3. Step 3: Cross multiply
    125,986,220.20x = 188,979,330.30 × 35,109,809.20
  4. Step 4: Simplify right side
    125,986,220.20x = 6,635,028,229,576,780
  5. Step 5: Solve for x
    x = 6,635,028,229,576,780/125,986,220.20
  6. Step 6: Final answer
    x = 52,664,713.80

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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.