Home / 138,427,059.80-207,640,589.70-115,920,205.40

Finding the Fourth Proportional to 138,427,059.80, 207,640,589.70 and 115,920,205.40

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Solution

The fourth proportional to 138,427,059.80, 207,640,589.70 and 115,920,205.40 is: 173,880,308.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,427,059.80 : 207,640,589.70 = 115,920,205.40 : x
  2. Step 2: Convert to fraction form
    138,427,059.80/207,640,589.70 = 115,920,205.40/x
  3. Step 3: Cross multiply
    138,427,059.80x = 207,640,589.70 × 115,920,205.40
  4. Step 4: Simplify right side
    138,427,059.80x = 24,069,739,807,401,124
  5. Step 5: Solve for x
    x = 24,069,739,807,401,124/138,427,059.80
  6. Step 6: Final answer
    x = 173,880,308.10

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