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Finding the Third Proportional to 61,086,960 and 85,448,700

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Solution

The third proportional to 61,086,960 and 85,448,700 is: 119,526,005.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,086,960 : 85,448,700 = 85,448,700 : x
  2. Step 2: Convert to fraction form
    61,086,960/85,448,700 = 85,448,700/x
  3. Step 3: Cross multiply
    61,086,960x = 85,448,700 × 85,448,700
  4. Step 4: Simplify right side
    61,086,960x = 7,301,480,331,690,000
  5. Step 5: Solve for x
    x = 7,301,480,331,690,000/61,086,960
  6. Step 6: Final answer
    x = 119,526,005.74

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.