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Finding the Third Proportional to 125,725,856 and 189,056,672

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Solution

The third proportional to 125,725,856 and 189,056,672 is: 284,288,581.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,725,856 : 189,056,672 = 189,056,672 : x
  2. Step 2: Convert to fraction form
    125,725,856/189,056,672 = 189,056,672/x
  3. Step 3: Cross multiply
    125,725,856x = 189,056,672 × 189,056,672
  4. Step 4: Simplify right side
    125,725,856x = 35,742,425,227,715,584
  5. Step 5: Solve for x
    x = 35,742,425,227,715,584/125,725,856
  6. Step 6: Final answer
    x = 284,288,581.24

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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.