Home / 325,561,010.10-488,341,515.15-83,211,083.70

Finding the Fourth Proportional to 325,561,010.10, 488,341,515.15 and 83,211,083.70

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Solution

The fourth proportional to 325,561,010.10, 488,341,515.15 and 83,211,083.70 is: 124,816,625.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,561,010.10 : 488,341,515.15 = 83,211,083.70 : x
  2. Step 2: Convert to fraction form
    325,561,010.10/488,341,515.15 = 83,211,083.70/x
  3. Step 3: Cross multiply
    325,561,010.10x = 488,341,515.15 × 83,211,083.70
  4. Step 4: Simplify right side
    325,561,010.10x = 40,635,426,691,331,464
  5. Step 5: Solve for x
    x = 40,635,426,691,331,464/325,561,010.10
  6. Step 6: Final answer
    x = 124,816,625.55

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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.