Home / 137,812,711,504.20-206,719,067,256.30-115,772,790,352.20

Finding the Fourth Proportional to 137,812,711,504.20, 206,719,067,256.30 and 115,772,790,352.20

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Solution

The fourth proportional to 137,812,711,504.20, 206,719,067,256.30 and 115,772,790,352.20 is: 173,659,185,528.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,812,711,504.20 : 206,719,067,256.30 = 115,772,790,352.20 : x
  2. Step 2: Convert to fraction form
    137,812,711,504.20/206,719,067,256.30 = 115,772,790,352.20/x
  3. Step 3: Cross multiply
    137,812,711,504.20x = 206,719,067,256.30 × 115,772,790,352.20
  4. Step 4: Simplify right side
    137,812,711,504.20x = 23,932,443,235,265,948,942,336
  5. Step 5: Solve for x
    x = 23,932,443,235,265,948,942,336/137,812,711,504.20
  6. Step 6: Final answer
    x = 173,659,185,528.30

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1.5x scale

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.