Home / 129,427,216.88-174,921,468.75

Finding the Third Proportional to 129,427,216.88 and 174,921,468.75

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Solution

The third proportional to 129,427,216.88 and 174,921,468.75 is: 236,407,155.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,427,216.88 : 174,921,468.75 = 174,921,468.75 : x
  2. Step 2: Convert to fraction form
    129,427,216.88/174,921,468.75 = 174,921,468.75/x
  3. Step 3: Cross multiply
    129,427,216.88x = 174,921,468.75 × 174,921,468.75
  4. Step 4: Simplify right side
    129,427,216.88x = 30,597,520,229,657,228
  5. Step 5: Solve for x
    x = 30,597,520,229,657,228/129,427,216.88
  6. Step 6: Final answer
    x = 236,407,155.84

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.