Home / 17,126,990,851.20-25,690,486,276.80-15,964,729,384.20

Finding the Fourth Proportional to 17,126,990,851.20, 25,690,486,276.80 and 15,964,729,384.20

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Solution

The fourth proportional to 17,126,990,851.20, 25,690,486,276.80 and 15,964,729,384.20 is: 23,947,094,076.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,126,990,851.20 : 25,690,486,276.80 = 15,964,729,384.20 : x
  2. Step 2: Convert to fraction form
    17,126,990,851.20/25,690,486,276.80 = 15,964,729,384.20/x
  3. Step 3: Cross multiply
    17,126,990,851.20x = 25,690,486,276.80 × 15,964,729,384.20
  4. Step 4: Simplify right side
    17,126,990,851.20x = 410,141,661,157,615,796,224
  5. Step 5: Solve for x
    x = 410,141,661,157,615,796,224/17,126,990,851.20
  6. Step 6: Final answer
    x = 23,947,094,076.30

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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.