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Finding the Third Proportional to 89,279,352 and 126,365,044

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Solution

The third proportional to 89,279,352 and 126,365,044 is: 178,855,737.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,279,352 : 126,365,044 = 126,365,044 : x
  2. Step 2: Convert to fraction form
    89,279,352/126,365,044 = 126,365,044/x
  3. Step 3: Cross multiply
    89,279,352x = 126,365,044 × 126,365,044
  4. Step 4: Simplify right side
    89,279,352x = 15,968,124,345,121,936
  5. Step 5: Solve for x
    x = 15,968,124,345,121,936/89,279,352
  6. Step 6: Final answer
    x = 178,855,737.50

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.