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Finding the Third Proportional to 45,372,342 and 69,740,541

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Solution

The third proportional to 45,372,342 and 69,740,541 is: 107,196,209.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,372,342 : 69,740,541 = 69,740,541 : x
  2. Step 2: Convert to fraction form
    45,372,342/69,740,541 = 69,740,541/x
  3. Step 3: Cross multiply
    45,372,342x = 69,740,541 × 69,740,541
  4. Step 4: Simplify right side
    45,372,342x = 4,863,743,058,972,681
  5. Step 5: Solve for x
    x = 4,863,743,058,972,681/45,372,342
  6. Step 6: Final answer
    x = 107,196,209.07

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.