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Finding the Third Proportional to 79,730,264 and 121,208,187

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Solution

The third proportional to 79,730,264 and 121,208,187 is: 184,264,090.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,730,264 : 121,208,187 = 121,208,187 : x
  2. Step 2: Convert to fraction form
    79,730,264/121,208,187 = 121,208,187/x
  3. Step 3: Cross multiply
    79,730,264x = 121,208,187 × 121,208,187
  4. Step 4: Simplify right side
    79,730,264x = 14,691,424,595,826,968
  5. Step 5: Solve for x
    x = 14,691,424,595,826,968/79,730,264
  6. Step 6: Final answer
    x = 184,264,090.68

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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.