Home / 416,980,132.88-625,643,672.15-183,691,443.20

Finding the Fourth Proportional to 416,980,132.88, 625,643,672.15 and 183,691,443.20

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Solution

The fourth proportional to 416,980,132.88, 625,643,672.15 and 183,691,443.20 is: 275,613,584.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,980,132.88 : 625,643,672.15 = 183,691,443.20 : x
  2. Step 2: Convert to fraction form
    416,980,132.88/625,643,672.15 = 183,691,443.20/x
  3. Step 3: Cross multiply
    416,980,132.88x = 625,643,672.15 × 183,691,443.20
  4. Step 4: Simplify right side
    416,980,132.88x = 114,925,389,063,512,160
  5. Step 5: Solve for x
    x = 114,925,389,063,512,160/416,980,132.88
  6. Step 6: Final answer
    x = 275,613,584.44

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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.