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Finding the Third Proportional to 54,540,051 and 76,530,657

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Solution

The third proportional to 54,540,051 and 76,530,657 is: 107,387,898.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,540,051 : 76,530,657 = 76,530,657 : x
  2. Step 2: Convert to fraction form
    54,540,051/76,530,657 = 76,530,657/x
  3. Step 3: Cross multiply
    54,540,051x = 76,530,657 × 76,530,657
  4. Step 4: Simplify right side
    54,540,051x = 5,856,941,460,851,649
  5. Step 5: Solve for x
    x = 5,856,941,460,851,649/54,540,051
  6. Step 6: Final answer
    x = 107,387,898.50

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.