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Finding the Third Proportional to 77,159,748 and 166,434,195

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Solution

The third proportional to 77,159,748 and 166,434,195 is: 358,999,892.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,159,748 : 166,434,195 = 166,434,195 : x
  2. Step 2: Convert to fraction form
    77,159,748/166,434,195 = 166,434,195/x
  3. Step 3: Cross multiply
    77,159,748x = 166,434,195 × 166,434,195
  4. Step 4: Simplify right side
    77,159,748x = 27,700,341,265,298,024
  5. Step 5: Solve for x
    x = 27,700,341,265,298,024/77,159,748
  6. Step 6: Final answer
    x = 358,999,892.86

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.