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Finding the Third Proportional to 143,714,692 and 215,332,952

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Solution

The third proportional to 143,714,692 and 215,332,952 is: 322,641,196.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,714,692 : 215,332,952 = 215,332,952 : x
  2. Step 2: Convert to fraction form
    143,714,692/215,332,952 = 215,332,952/x
  3. Step 3: Cross multiply
    143,714,692x = 215,332,952 × 215,332,952
  4. Step 4: Simplify right side
    143,714,692x = 46,368,280,217,034,304
  5. Step 5: Solve for x
    x = 46,368,280,217,034,304/143,714,692
  6. Step 6: Final answer
    x = 322,641,196.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.