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Finding the Third Proportional to 43,170,024 and 66,422,420

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Solution

The third proportional to 43,170,024 and 66,422,420 is: 102,199,106.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,170,024 : 66,422,420 = 66,422,420 : x
  2. Step 2: Convert to fraction form
    43,170,024/66,422,420 = 66,422,420/x
  3. Step 3: Cross multiply
    43,170,024x = 66,422,420 × 66,422,420
  4. Step 4: Simplify right side
    43,170,024x = 4,411,937,878,656,400
  5. Step 5: Solve for x
    x = 4,411,937,878,656,400/43,170,024
  6. Step 6: Final answer
    x = 102,199,106.46

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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.