Home / 173,840,258,718.70-260,760,388,078.05-126,454,428,241.90

Finding the Fourth Proportional to 173,840,258,718.70, 260,760,388,078.05 and 126,454,428,241.90

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Solution

The fourth proportional to 173,840,258,718.70, 260,760,388,078.05 and 126,454,428,241.90 is: 189,681,642,362.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,840,258,718.70 : 260,760,388,078.05 = 126,454,428,241.90 : x
  2. Step 2: Convert to fraction form
    173,840,258,718.70/260,760,388,078.05 = 126,454,428,241.90/x
  3. Step 3: Cross multiply
    173,840,258,718.70x = 260,760,388,078.05 × 126,454,428,241.90
  4. Step 4: Simplify right side
    173,840,258,718.70x = 32,974,305,782,545,768,251,392
  5. Step 5: Solve for x
    x = 32,974,305,782,545,768,251,392/173,840,258,718.70
  6. Step 6: Final answer
    x = 189,681,642,362.85

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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.