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Finding the Third Proportional to 53,236,912 and 79,500,552

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Solution

The third proportional to 53,236,912 and 79,500,552 is: 118,720,968.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,236,912 : 79,500,552 = 79,500,552 : x
  2. Step 2: Convert to fraction form
    53,236,912/79,500,552 = 79,500,552/x
  3. Step 3: Cross multiply
    53,236,912x = 79,500,552 × 79,500,552
  4. Step 4: Simplify right side
    53,236,912x = 6,320,337,768,304,704
  5. Step 5: Solve for x
    x = 6,320,337,768,304,704/53,236,912
  6. Step 6: Final answer
    x = 118,720,968.80

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.