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Finding the Third Proportional to 143,749,086 and 234,704,475

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Solution

The third proportional to 143,749,086 and 234,704,475 is: 383,210,718.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,749,086 : 234,704,475 = 234,704,475 : x
  2. Step 2: Convert to fraction form
    143,749,086/234,704,475 = 234,704,475/x
  3. Step 3: Cross multiply
    143,749,086x = 234,704,475 × 234,704,475
  4. Step 4: Simplify right side
    143,749,086x = 55,086,190,585,025,624
  5. Step 5: Solve for x
    x = 55,086,190,585,025,624/143,749,086
  6. Step 6: Final answer
    x = 383,210,718.88

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.