Home / 173,840,258,747.70-260,760,388,121.55-126,454,428,270.90

Finding the Fourth Proportional to 173,840,258,747.70, 260,760,388,121.55 and 126,454,428,270.90

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Solution

The fourth proportional to 173,840,258,747.70, 260,760,388,121.55 and 126,454,428,270.90 is: 189,681,642,406.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,840,258,747.70 : 260,760,388,121.55 = 126,454,428,270.90 : x
  2. Step 2: Convert to fraction form
    173,840,258,747.70/260,760,388,121.55 = 126,454,428,270.90/x
  3. Step 3: Cross multiply
    173,840,258,747.70x = 260,760,388,121.55 × 126,454,428,270.90
  4. Step 4: Simplify right side
    173,840,258,747.70x = 32,974,305,795,608,584,126,464
  5. Step 5: Solve for x
    x = 32,974,305,795,608,584,126,464/173,840,258,747.70
  6. Step 6: Final answer
    x = 189,681,642,406.35

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Double scale
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1.5x scale

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.