Home / 137,664,586.72-206,495,480.32-35,428,227.04

Finding the Fourth Proportional to 137,664,586.72, 206,495,480.32 and 35,428,227.04

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Solution

The fourth proportional to 137,664,586.72, 206,495,480.32 and 35,428,227.04 is: 53,141,980.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,664,586.72 : 206,495,480.32 = 35,428,227.04 : x
  2. Step 2: Convert to fraction form
    137,664,586.72/206,495,480.32 = 35,428,227.04/x
  3. Step 3: Cross multiply
    137,664,586.72x = 206,495,480.32 × 35,428,227.04
  4. Step 4: Simplify right side
    137,664,586.72x = 7,315,768,759,510,811
  5. Step 5: Solve for x
    x = 7,315,768,759,510,811/137,664,586.72
  6. Step 6: Final answer
    x = 53,141,980.33

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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.