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Finding the Third Proportional to 90,966,251 and 148,523,979

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Solution

The third proportional to 90,966,251 and 148,523,979 is: 242,500,620.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,966,251 : 148,523,979 = 148,523,979 : x
  2. Step 2: Convert to fraction form
    90,966,251/148,523,979 = 148,523,979/x
  3. Step 3: Cross multiply
    90,966,251x = 148,523,979 × 148,523,979
  4. Step 4: Simplify right side
    90,966,251x = 22,059,372,337,992,440
  5. Step 5: Solve for x
    x = 22,059,372,337,992,440/90,966,251
  6. Step 6: Final answer
    x = 242,500,620.79

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.