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Finding the Third Proportional to 43,091,610 and 68,600,424

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Solution

The third proportional to 43,091,610 and 68,600,424 is: 109,209,615.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,091,610 : 68,600,424 = 68,600,424 : x
  2. Step 2: Convert to fraction form
    43,091,610/68,600,424 = 68,600,424/x
  3. Step 3: Cross multiply
    43,091,610x = 68,600,424 × 68,600,424
  4. Step 4: Simplify right side
    43,091,610x = 4,706,018,172,979,776
  5. Step 5: Solve for x
    x = 4,706,018,172,979,776/43,091,610
  6. Step 6: Final answer
    x = 109,209,615.82

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.