Home / 29,138,517,620.24-43,711,945,797.62-8,971,649,809.16

Finding the Fourth Proportional to 29,138,517,620.24, 43,711,945,797.62 and 8,971,649,809.16

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Solution

The fourth proportional to 29,138,517,620.24, 43,711,945,797.62 and 8,971,649,809.16 is: 13,458,758,447.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,138,517,620.24 : 43,711,945,797.62 = 8,971,649,809.16 : x
  2. Step 2: Convert to fraction form
    29,138,517,620.24/43,711,945,797.62 = 8,971,649,809.16/x
  3. Step 3: Cross multiply
    29,138,517,620.24x = 43,711,945,797.62 × 8,971,649,809.16
  4. Step 4: Simplify right side
    29,138,517,620.24x = 392,168,270,173,029,138,432
  5. Step 5: Solve for x
    x = 392,168,270,173,029,138,432/29,138,517,620.24
  6. Step 6: Final answer
    x = 13,458,758,447.64

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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.