Home / 568,655,998.10-852,983,997.15-465,343,867.70

Finding the Fourth Proportional to 568,655,998.10, 852,983,997.15 and 465,343,867.70

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Solution

The fourth proportional to 568,655,998.10, 852,983,997.15 and 465,343,867.70 is: 698,015,801.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,655,998.10 : 852,983,997.15 = 465,343,867.70 : x
  2. Step 2: Convert to fraction form
    568,655,998.10/852,983,997.15 = 465,343,867.70/x
  3. Step 3: Cross multiply
    568,655,998.10x = 852,983,997.15 × 465,343,867.70
  4. Step 4: Simplify right side
    568,655,998.10x = 396,930,872,319,986,752
  5. Step 5: Solve for x
    x = 396,930,872,319,986,752/568,655,998.10
  6. Step 6: Final answer
    x = 698,015,801.55

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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.