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Finding the Third Proportional to 41,798,468 and 90,572,080

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Solution

The third proportional to 41,798,468 and 90,572,080 is: 196,258,429.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,798,468 : 90,572,080 = 90,572,080 : x
  2. Step 2: Convert to fraction form
    41,798,468/90,572,080 = 90,572,080/x
  3. Step 3: Cross multiply
    41,798,468x = 90,572,080 × 90,572,080
  4. Step 4: Simplify right side
    41,798,468x = 8,203,301,675,526,400
  5. Step 5: Solve for x
    x = 8,203,301,675,526,400/41,798,468
  6. Step 6: Final answer
    x = 196,258,429.27

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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.