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Finding the Third Proportional to 56,691,655.50 and 87,950,703

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Solution

The third proportional to 56,691,655.50 and 87,950,703 is: 136,445,586.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,691,655.50 : 87,950,703 = 87,950,703 : x
  2. Step 2: Convert to fraction form
    56,691,655.50/87,950,703 = 87,950,703/x
  3. Step 3: Cross multiply
    56,691,655.50x = 87,950,703 × 87,950,703
  4. Step 4: Simplify right side
    56,691,655.50x = 7,735,326,158,194,209
  5. Step 5: Solve for x
    x = 7,735,326,158,194,209/56,691,655.50
  6. Step 6: Final answer
    x = 136,445,586.04

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.