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Finding the Third Proportional to 77,549,988 and 163,122,504

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Solution

The third proportional to 77,549,988 and 163,122,504 is: 343,119,992.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,549,988 : 163,122,504 = 163,122,504 : x
  2. Step 2: Convert to fraction form
    77,549,988/163,122,504 = 163,122,504/x
  3. Step 3: Cross multiply
    77,549,988x = 163,122,504 × 163,122,504
  4. Step 4: Simplify right side
    77,549,988x = 26,608,951,311,230,016
  5. Step 5: Solve for x
    x = 26,608,951,311,230,016/77,549,988
  6. Step 6: Final answer
    x = 343,119,992.63

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.