Home / 173,840,258,689.20-260,760,388,033.80-126,454,428,212.40

Finding the Fourth Proportional to 173,840,258,689.20, 260,760,388,033.80 and 126,454,428,212.40

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Solution

The fourth proportional to 173,840,258,689.20, 260,760,388,033.80 and 126,454,428,212.40 is: 189,681,642,318.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,840,258,689.20 : 260,760,388,033.80 = 126,454,428,212.40 : x
  2. Step 2: Convert to fraction form
    173,840,258,689.20/260,760,388,033.80 = 126,454,428,212.40/x
  3. Step 3: Cross multiply
    173,840,258,689.20x = 260,760,388,033.80 × 126,454,428,212.40
  4. Step 4: Simplify right side
    173,840,258,689.20x = 32,974,305,769,257,726,640,128
  5. Step 5: Solve for x
    x = 32,974,305,769,257,726,640,128/173,840,258,689.20
  6. Step 6: Final answer
    x = 189,681,642,318.60

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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.