Home / 206,832,247.70-285,426,177.99-112,744,334.61

Finding the Fourth Proportional to 206,832,247.70, 285,426,177.99 and 112,744,334.61

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Solution

The fourth proportional to 206,832,247.70, 285,426,177.99 and 112,744,334.61 is: 155,585,915.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,832,247.70 : 285,426,177.99 = 112,744,334.61 : x
  2. Step 2: Convert to fraction form
    206,832,247.70/285,426,177.99 = 112,744,334.61/x
  3. Step 3: Cross multiply
    206,832,247.70x = 285,426,177.99 × 112,744,334.61
  4. Step 4: Simplify right side
    206,832,247.70x = 32,180,184,516,330,848
  5. Step 5: Solve for x
    x = 32,180,184,516,330,848/206,832,247.70
  6. Step 6: Final answer
    x = 155,585,915.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.