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Finding the Third Proportional to 79,730,244 and 121,208,157

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Solution

The third proportional to 79,730,244 and 121,208,157 is: 184,264,045.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,730,244 : 121,208,157 = 121,208,157 : x
  2. Step 2: Convert to fraction form
    79,730,244/121,208,157 = 121,208,157/x
  3. Step 3: Cross multiply
    79,730,244x = 121,208,157 × 121,208,157
  4. Step 4: Simplify right side
    79,730,244x = 14,691,417,323,336,648
  5. Step 5: Solve for x
    x = 14,691,417,323,336,648/79,730,244
  6. Step 6: Final answer
    x = 184,264,045.69

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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.