Home / 137,664,585.72-206,495,478.90-35,428,226.04

Finding the Fourth Proportional to 137,664,585.72, 206,495,478.90 and 35,428,226.04

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Solution

The fourth proportional to 137,664,585.72, 206,495,478.90 and 35,428,226.04 is: 53,141,978.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,664,585.72 : 206,495,478.90 = 35,428,226.04 : x
  2. Step 2: Convert to fraction form
    137,664,585.72/206,495,478.90 = 35,428,226.04/x
  3. Step 3: Cross multiply
    137,664,585.72x = 206,495,478.90 × 35,428,226.04
  4. Step 4: Simplify right side
    137,664,585.72x = 7,315,768,502,707,251
  5. Step 5: Solve for x
    x = 7,315,768,502,707,251/137,664,585.72
  6. Step 6: Final answer
    x = 53,141,978.85

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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.