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Finding the Third Proportional to 61,363,440 and 136,347,870

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Solution

The third proportional to 61,363,440 and 136,347,870 is: 302,961,203.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,363,440 : 136,347,870 = 136,347,870 : x
  2. Step 2: Convert to fraction form
    61,363,440/136,347,870 = 136,347,870/x
  3. Step 3: Cross multiply
    61,363,440x = 136,347,870 × 136,347,870
  4. Step 4: Simplify right side
    61,363,440x = 18,590,741,653,536,900
  5. Step 5: Solve for x
    x = 18,590,741,653,536,900/61,363,440
  6. Step 6: Final answer
    x = 302,961,203.83

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.