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Finding the Third Proportional to 40,300,851.75 and 87,444,006.75

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Solution

The third proportional to 40,300,851.75 and 87,444,006.75 is: 189,734,310.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,300,851.75 : 87,444,006.75 = 87,444,006.75 : x
  2. Step 2: Convert to fraction form
    40,300,851.75/87,444,006.75 = 87,444,006.75/x
  3. Step 3: Cross multiply
    40,300,851.75x = 87,444,006.75 × 87,444,006.75
  4. Step 4: Simplify right side
    40,300,851.75x = 7,646,454,316,494,046
  5. Step 5: Solve for x
    x = 7,646,454,316,494,046/40,300,851.75
  6. Step 6: Final answer
    x = 189,734,310.43

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.