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Finding the Third Proportional to 101,354,344 and 221,286,979

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Solution

The third proportional to 101,354,344 and 221,286,979 is: 483,135,948.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,354,344 : 221,286,979 = 221,286,979 : x
  2. Step 2: Convert to fraction form
    101,354,344/221,286,979 = 221,286,979/x
  3. Step 3: Cross multiply
    101,354,344x = 221,286,979 × 221,286,979
  4. Step 4: Simplify right side
    101,354,344x = 48,967,927,074,946,440
  5. Step 5: Solve for x
    x = 48,967,927,074,946,440/101,354,344
  6. Step 6: Final answer
    x = 483,135,948.03

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.