Home / 265,741,025.70-398,611,538.55-122,413,793.70

Finding the Fourth Proportional to 265,741,025.70, 398,611,538.55 and 122,413,793.70

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Solution

The fourth proportional to 265,741,025.70, 398,611,538.55 and 122,413,793.70 is: 183,620,690.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,741,025.70 : 398,611,538.55 = 122,413,793.70 : x
  2. Step 2: Convert to fraction form
    265,741,025.70/398,611,538.55 = 122,413,793.70/x
  3. Step 3: Cross multiply
    265,741,025.70x = 398,611,538.55 × 122,413,793.70
  4. Step 4: Simplify right side
    265,741,025.70x = 48,795,550,646,499,296
  5. Step 5: Solve for x
    x = 48,795,550,646,499,296/265,741,025.70
  6. Step 6: Final answer
    x = 183,620,690.55

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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.