Home / 129,310,246.20-193,965,369.30-115,280,203.80

Finding the Fourth Proportional to 129,310,246.20, 193,965,369.30 and 115,280,203.80

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Solution

The fourth proportional to 129,310,246.20, 193,965,369.30 and 115,280,203.80 is: 172,920,305.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,310,246.20 : 193,965,369.30 = 115,280,203.80 : x
  2. Step 2: Convert to fraction form
    129,310,246.20/193,965,369.30 = 115,280,203.80/x
  3. Step 3: Cross multiply
    129,310,246.20x = 193,965,369.30 × 115,280,203.80
  4. Step 4: Simplify right side
    129,310,246.20x = 22,360,367,303,046,264
  5. Step 5: Solve for x
    x = 22,360,367,303,046,264/129,310,246.20
  6. Step 6: Final answer
    x = 172,920,305.70

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