Home / 127,491,344.70-191,237,017.05-101,982,176.70

Finding the Fourth Proportional to 127,491,344.70, 191,237,017.05 and 101,982,176.70

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Solution

The fourth proportional to 127,491,344.70, 191,237,017.05 and 101,982,176.70 is: 152,973,265.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,491,344.70 : 191,237,017.05 = 101,982,176.70 : x
  2. Step 2: Convert to fraction form
    127,491,344.70/191,237,017.05 = 101,982,176.70/x
  3. Step 3: Cross multiply
    127,491,344.70x = 191,237,017.05 × 101,982,176.70
  4. Step 4: Simplify right side
    127,491,344.70x = 19,502,767,264,374,016
  5. Step 5: Solve for x
    x = 19,502,767,264,374,016/127,491,344.70
  6. Step 6: Final answer
    x = 152,973,265.05

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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.