Home / 146,642,521.20-220,198,789.80-116,600,204.40

Finding the Fourth Proportional to 146,642,521.20, 220,198,789.80 and 116,600,204.40

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Solution

The fourth proportional to 146,642,521.20, 220,198,789.80 and 116,600,204.40 is: 175,087,169.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,642,521.20 : 220,198,789.80 = 116,600,204.40 : x
  2. Step 2: Convert to fraction form
    146,642,521.20/220,198,789.80 = 116,600,204.40/x
  3. Step 3: Cross multiply
    146,642,521.20x = 220,198,789.80 × 116,600,204.40
  4. Step 4: Simplify right side
    146,642,521.20x = 25,675,223,899,312,636
  5. Step 5: Solve for x
    x = 25,675,223,899,312,636/146,642,521.20
  6. Step 6: Final answer
    x = 175,087,169.05

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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.