Home / 139,968,194.20-209,952,291.30-63,293,723.80

Finding the Fourth Proportional to 139,968,194.20, 209,952,291.30 and 63,293,723.80

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Solution

The fourth proportional to 139,968,194.20, 209,952,291.30 and 63,293,723.80 is: 94,940,585.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,968,194.20 : 209,952,291.30 = 63,293,723.80 : x
  2. Step 2: Convert to fraction form
    139,968,194.20/209,952,291.30 = 63,293,723.80/x
  3. Step 3: Cross multiply
    139,968,194.20x = 209,952,291.30 × 63,293,723.80
  4. Step 4: Simplify right side
    139,968,194.20x = 13,288,662,336,719,344
  5. Step 5: Solve for x
    x = 13,288,662,336,719,344/139,968,194.20
  6. Step 6: Final answer
    x = 94,940,585.70

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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.