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Finding the Third Proportional to 79,345,051 and 122,554,927

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Solution

The third proportional to 79,345,051 and 122,554,927 is: 189,296,117.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,345,051 : 122,554,927 = 122,554,927 : x
  2. Step 2: Convert to fraction form
    79,345,051/122,554,927 = 122,554,927/x
  3. Step 3: Cross multiply
    79,345,051x = 122,554,927 × 122,554,927
  4. Step 4: Simplify right side
    79,345,051x = 15,019,710,131,975,328
  5. Step 5: Solve for x
    x = 15,019,710,131,975,328/79,345,051
  6. Step 6: Final answer
    x = 189,296,117.94

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.