Home / 341,168,429.20-511,438,761.40-185,494,745.68

Finding the Fourth Proportional to 341,168,429.20, 511,438,761.40 and 185,494,745.68

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Solution

The fourth proportional to 341,168,429.20, 511,438,761.40 and 185,494,745.68 is: 278,071,459.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,168,429.20 : 511,438,761.40 = 185,494,745.68 : x
  2. Step 2: Convert to fraction form
    341,168,429.20/511,438,761.40 = 185,494,745.68/x
  3. Step 3: Cross multiply
    341,168,429.20x = 511,438,761.40 × 185,494,745.68
  4. Step 4: Simplify right side
    341,168,429.20x = 94,869,202,976,787,200
  5. Step 5: Solve for x
    x = 94,869,202,976,787,200/341,168,429.20
  6. Step 6: Final answer
    x = 278,071,459.31

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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.