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Finding the Third Proportional to 79,791,240 and 121,295,682

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Solution

The third proportional to 79,791,240 and 121,295,682 is: 184,389,194.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,791,240 : 121,295,682 = 121,295,682 : x
  2. Step 2: Convert to fraction form
    79,791,240/121,295,682 = 121,295,682/x
  3. Step 3: Cross multiply
    79,791,240x = 121,295,682 × 121,295,682
  4. Step 4: Simplify right side
    79,791,240x = 14,712,642,471,845,124
  5. Step 5: Solve for x
    x = 14,712,642,471,845,124/79,791,240
  6. Step 6: Final answer
    x = 184,389,194.50

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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.