Home / 126,233,949,512.88-189,653,000,256.90-80,943,392,081.34

Finding the Fourth Proportional to 126,233,949,512.88, 189,653,000,256.90 and 80,943,392,081.34

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Solution

The fourth proportional to 126,233,949,512.88, 189,653,000,256.90 and 80,943,392,081.34 is: 121,608,784,470.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,233,949,512.88 : 189,653,000,256.90 = 80,943,392,081.34 : x
  2. Step 2: Convert to fraction form
    126,233,949,512.88/189,653,000,256.90 = 80,943,392,081.34/x
  3. Step 3: Cross multiply
    126,233,949,512.88x = 189,653,000,256.90 × 80,943,392,081.34
  4. Step 4: Simplify right side
    126,233,949,512.88x = 15,351,157,159,196,731,899,904
  5. Step 5: Solve for x
    x = 15,351,157,159,196,731,899,904/126,233,949,512.88
  6. Step 6: Final answer
    x = 121,608,784,470.70

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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.