Home / 347,943,932.76-480,149,713.62-191,301,719.88

Finding the Fourth Proportional to 347,943,932.76, 480,149,713.62 and 191,301,719.88

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Solution

The fourth proportional to 347,943,932.76, 480,149,713.62 and 191,301,719.88 is: 263,989,273.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,943,932.76 : 480,149,713.62 = 191,301,719.88 : x
  2. Step 2: Convert to fraction form
    347,943,932.76/480,149,713.62 = 191,301,719.88/x
  3. Step 3: Cross multiply
    347,943,932.76x = 480,149,713.62 × 191,301,719.88
  4. Step 4: Simplify right side
    347,943,932.76x = 91,853,466,015,395,456
  5. Step 5: Solve for x
    x = 91,853,466,015,395,456/347,943,932.76
  6. Step 6: Final answer
    x = 263,989,273.46

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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.