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Finding the Third Proportional to 568,641,986 and 873,655,564

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Solution

The third proportional to 568,641,986 and 873,655,564 is: 1,342,275,215.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,641,986 : 873,655,564 = 873,655,564 : x
  2. Step 2: Convert to fraction form
    568,641,986/873,655,564 = 873,655,564/x
  3. Step 3: Cross multiply
    568,641,986x = 873,655,564 × 873,655,564
  4. Step 4: Simplify right side
    568,641,986x = 763,274,044,508,158,080
  5. Step 5: Solve for x
    x = 763,274,044,508,158,080/568,641,986
  6. Step 6: Final answer
    x = 1,342,275,215.87

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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.