Home / 127,114,843.20-175,408,797.10-71,349,488.40

Finding the Fourth Proportional to 127,114,843.20, 175,408,797.10 and 71,349,488.40

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Solution

The fourth proportional to 127,114,843.20, 175,408,797.10 and 71,349,488.40 is: 98,456,856.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,114,843.20 : 175,408,797.10 = 71,349,488.40 : x
  2. Step 2: Convert to fraction form
    127,114,843.20/175,408,797.10 = 71,349,488.40/x
  3. Step 3: Cross multiply
    127,114,843.20x = 175,408,797.10 × 71,349,488.40
  4. Step 4: Simplify right side
    127,114,843.20x = 12,515,327,933,944,404
  5. Step 5: Solve for x
    x = 12,515,327,933,944,404/127,114,843.20
  6. Step 6: Final answer
    x = 98,456,856.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.