Home / 20,169,299,455.20-30,253,949,182.80-6,194,898,927.90

Finding the Fourth Proportional to 20,169,299,455.20, 30,253,949,182.80 and 6,194,898,927.90

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Solution

The fourth proportional to 20,169,299,455.20, 30,253,949,182.80 and 6,194,898,927.90 is: 9,292,348,391.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,169,299,455.20 : 30,253,949,182.80 = 6,194,898,927.90 : x
  2. Step 2: Convert to fraction form
    20,169,299,455.20/30,253,949,182.80 = 6,194,898,927.90/x
  3. Step 3: Cross multiply
    20,169,299,455.20x = 30,253,949,182.80 × 6,194,898,927.90
  4. Step 4: Simplify right side
    20,169,299,455.20x = 187,420,157,357,268,795,392
  5. Step 5: Solve for x
    x = 187,420,157,357,268,795,392/20,169,299,455.20
  6. Step 6: Final answer
    x = 9,292,348,391.85

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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.