Home / 434,534,722.56-599,645,959.20-238,964,434.56

Finding the Fourth Proportional to 434,534,722.56, 599,645,959.20 and 238,964,434.56

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Solution

The fourth proportional to 434,534,722.56, 599,645,959.20 and 238,964,434.56 is: 329,764,343.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,534,722.56 : 599,645,959.20 = 238,964,434.56 : x
  2. Step 2: Convert to fraction form
    434,534,722.56/599,645,959.20 = 238,964,434.56/x
  3. Step 3: Cross multiply
    434,534,722.56x = 599,645,959.20 × 238,964,434.56
  4. Step 4: Simplify right side
    434,534,722.56x = 143,294,057,576,416,848
  5. Step 5: Solve for x
    x = 143,294,057,576,416,848/434,534,722.56
  6. Step 6: Final answer
    x = 329,764,343.65

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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.