Home / 146,019,170.70-219,014,521.65-38,313,794.70

Finding the Fourth Proportional to 146,019,170.70, 219,014,521.65 and 38,313,794.70

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Solution

The fourth proportional to 146,019,170.70, 219,014,521.65 and 38,313,794.70 is: 57,466,957.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,019,170.70 : 219,014,521.65 = 38,313,794.70 : x
  2. Step 2: Convert to fraction form
    146,019,170.70/219,014,521.65 = 38,313,794.70/x
  3. Step 3: Cross multiply
    146,019,170.70x = 219,014,521.65 × 38,313,794.70
  4. Step 4: Simplify right side
    146,019,170.70x = 8,391,277,418,816,806
  5. Step 5: Solve for x
    x = 8,391,277,418,816,806/146,019,170.70
  6. Step 6: Final answer
    x = 57,466,957.10

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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.