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Finding the Third Proportional to 56,860,272 and 83,157,912

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Solution

The third proportional to 56,860,272 and 83,157,912 is: 121,618,101.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,860,272 : 83,157,912 = 83,157,912 : x
  2. Step 2: Convert to fraction form
    56,860,272/83,157,912 = 83,157,912/x
  3. Step 3: Cross multiply
    56,860,272x = 83,157,912 × 83,157,912
  4. Step 4: Simplify right side
    56,860,272x = 6,915,238,328,199,744
  5. Step 5: Solve for x
    x = 6,915,238,328,199,744/56,860,272
  6. Step 6: Final answer
    x = 121,618,101.44

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.