Home / 127,491,344.20-191,237,016.30-101,982,176.20

Finding the Fourth Proportional to 127,491,344.20, 191,237,016.30 and 101,982,176.20

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Solution

The fourth proportional to 127,491,344.20, 191,237,016.30 and 101,982,176.20 is: 152,973,264.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,491,344.20 : 191,237,016.30 = 101,982,176.20 : x
  2. Step 2: Convert to fraction form
    127,491,344.20/191,237,016.30 = 101,982,176.20/x
  3. Step 3: Cross multiply
    127,491,344.20x = 191,237,016.30 × 101,982,176.20
  4. Step 4: Simplify right side
    127,491,344.20x = 19,502,767,092,268,872
  5. Step 5: Solve for x
    x = 19,502,767,092,268,872/127,491,344.20
  6. Step 6: Final answer
    x = 152,973,264.30

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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.