Home / 18,441,468,087.10-25,449,234,176.58-9,983,291,590.64

Finding the Fourth Proportional to 18,441,468,087.10, 25,449,234,176.58 and 9,983,291,590.64

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Solution

The fourth proportional to 18,441,468,087.10, 25,449,234,176.58 and 9,983,291,590.64 is: 13,776,946,843.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,441,468,087.10 : 25,449,234,176.58 = 9,983,291,590.64 : x
  2. Step 2: Convert to fraction form
    18,441,468,087.10/25,449,234,176.58 = 9,983,291,590.64/x
  3. Step 3: Cross multiply
    18,441,468,087.10x = 25,449,234,176.58 × 9,983,291,590.64
  4. Step 4: Simplify right side
    18,441,468,087.10x = 254,067,125,543,279,198,208
  5. Step 5: Solve for x
    x = 254,067,125,543,279,198,208/18,441,468,087.10
  6. Step 6: Final answer
    x = 13,776,946,843.02

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.