Home / 250,206,438.15-345,287,693.36-142,929,967.71

Finding the Fourth Proportional to 250,206,438.15, 345,287,693.36 and 142,929,967.71

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Solution

The fourth proportional to 250,206,438.15, 345,287,693.36 and 142,929,967.71 is: 197,244,959.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,206,438.15 : 345,287,693.36 = 142,929,967.71 : x
  2. Step 2: Convert to fraction form
    250,206,438.15/345,287,693.36 = 142,929,967.71/x
  3. Step 3: Cross multiply
    250,206,438.15x = 345,287,693.36 × 142,929,967.71
  4. Step 4: Simplify right side
    250,206,438.15x = 49,351,958,861,890,536
  5. Step 5: Solve for x
    x = 49,351,958,861,890,536/250,206,438.15
  6. Step 6: Final answer
    x = 197,244,959.91

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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.