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Finding the Third Proportional to 143,945,336 and 310,827,451

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Solution

The third proportional to 143,945,336 and 310,827,451 is: 671,183,290.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,945,336 : 310,827,451 = 310,827,451 : x
  2. Step 2: Convert to fraction form
    143,945,336/310,827,451 = 310,827,451/x
  3. Step 3: Cross multiply
    143,945,336x = 310,827,451 × 310,827,451
  4. Step 4: Simplify right side
    143,945,336x = 96,613,704,295,157,408
  5. Step 5: Solve for x
    x = 96,613,704,295,157,408/143,945,336
  6. Step 6: Final answer
    x = 671,183,290.68

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.