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Finding the Third Proportional to 56,281,761 and 84,091,329

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Solution

The third proportional to 56,281,761 and 84,091,329 is: 125,641,975.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,281,761 : 84,091,329 = 84,091,329 : x
  2. Step 2: Convert to fraction form
    56,281,761/84,091,329 = 84,091,329/x
  3. Step 3: Cross multiply
    56,281,761x = 84,091,329 × 84,091,329
  4. Step 4: Simplify right side
    56,281,761x = 7,071,351,612,986,241
  5. Step 5: Solve for x
    x = 7,071,351,612,986,241/56,281,761
  6. Step 6: Final answer
    x = 125,641,975.08

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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.