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Finding the Third Proportional to 310,126,328 and 486,565,068

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Solution

The third proportional to 310,126,328 and 486,565,068 is: 763,384,285.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,126,328 : 486,565,068 = 486,565,068 : x
  2. Step 2: Convert to fraction form
    310,126,328/486,565,068 = 486,565,068/x
  3. Step 3: Cross multiply
    310,126,328x = 486,565,068 × 486,565,068
  4. Step 4: Simplify right side
    310,126,328x = 236,745,565,397,844,608
  5. Step 5: Solve for x
    x = 236,745,565,397,844,608/310,126,328
  6. Step 6: Final answer
    x = 763,384,285.77

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.