Home / 209,952,529.30-314,928,793.95-192,096,111.70

Finding the Fourth Proportional to 209,952,529.30, 314,928,793.95 and 192,096,111.70

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Solution

The fourth proportional to 209,952,529.30, 314,928,793.95 and 192,096,111.70 is: 288,144,167.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,529.30 : 314,928,793.95 = 192,096,111.70 : x
  2. Step 2: Convert to fraction form
    209,952,529.30/314,928,793.95 = 192,096,111.70/x
  3. Step 3: Cross multiply
    209,952,529.30x = 314,928,793.95 × 192,096,111.70
  4. Step 4: Simplify right side
    209,952,529.30x = 60,496,596,780,165,480
  5. Step 5: Solve for x
    x = 60,496,596,780,165,480/209,952,529.30
  6. Step 6: Final answer
    x = 288,144,167.55

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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.