Home / 239,693,670.60-358,932,249.90-131,866,470.60

Finding the Fourth Proportional to 239,693,670.60, 358,932,249.90 and 131,866,470.60

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Solution

The fourth proportional to 239,693,670.60, 358,932,249.90 and 131,866,470.60 is: 197,465,076.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,693,670.60 : 358,932,249.90 = 131,866,470.60 : x
  2. Step 2: Convert to fraction form
    239,693,670.60/358,932,249.90 = 131,866,470.60/x
  3. Step 3: Cross multiply
    239,693,670.60x = 358,932,249.90 × 131,866,470.60
  4. Step 4: Simplify right side
    239,693,670.60x = 47,331,128,978,830,200
  5. Step 5: Solve for x
    x = 47,331,128,978,830,200/239,693,670.60
  6. Step 6: Final answer
    x = 197,465,076.41

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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.