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Finding the Third Proportional to 40,957,466 and 87,993,130

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Solution

The third proportional to 40,957,466 and 87,993,130 is: 189,044,676.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,957,466 : 87,993,130 = 87,993,130 : x
  2. Step 2: Convert to fraction form
    40,957,466/87,993,130 = 87,993,130/x
  3. Step 3: Cross multiply
    40,957,466x = 87,993,130 × 87,993,130
  4. Step 4: Simplify right side
    40,957,466x = 7,742,790,927,196,900
  5. Step 5: Solve for x
    x = 7,742,790,927,196,900/40,957,466
  6. Step 6: Final answer
    x = 189,044,676.91

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.