Home / 3,933,684,086.40-5,900,389,660.80-985,989,499.20

Finding the Fourth Proportional to 3,933,684,086.40, 5,900,389,660.80 and 985,989,499.20

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Solution

The fourth proportional to 3,933,684,086.40, 5,900,389,660.80 and 985,989,499.20 is: 1,478,950,042.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,933,684,086.40 : 5,900,389,660.80 = 985,989,499.20 : x
  2. Step 2: Convert to fraction form
    3,933,684,086.40/5,900,389,660.80 = 985,989,499.20/x
  3. Step 3: Cross multiply
    3,933,684,086.40x = 5,900,389,660.80 × 985,989,499.20
  4. Step 4: Simplify right side
    3,933,684,086.40x = 5,817,722,246,737,050,624
  5. Step 5: Solve for x
    x = 5,817,722,246,737,050,624/3,933,684,086.40
  6. Step 6: Final answer
    x = 1,478,950,042.49

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Double scale
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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.