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Finding the Third Proportional to 79,791,238 and 121,295,680

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Solution

The third proportional to 79,791,238 and 121,295,680 is: 184,389,193.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,791,238 : 121,295,680 = 121,295,680 : x
  2. Step 2: Convert to fraction form
    79,791,238/121,295,680 = 121,295,680/x
  3. Step 3: Cross multiply
    79,791,238x = 121,295,680 × 121,295,680
  4. Step 4: Simplify right side
    79,791,238x = 14,712,641,986,662,400
  5. Step 5: Solve for x
    x = 14,712,641,986,662,400/79,791,238
  6. Step 6: Final answer
    x = 184,389,193.04

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.