Home / 262,940,531.20-394,734,278.40-165,896,051.20

Finding the Fourth Proportional to 262,940,531.20, 394,734,278.40 and 165,896,051.20

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Solution

The fourth proportional to 262,940,531.20, 394,734,278.40 and 165,896,051.20 is: 249,048,169.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,940,531.20 : 394,734,278.40 = 165,896,051.20 : x
  2. Step 2: Convert to fraction form
    262,940,531.20/394,734,278.40 = 165,896,051.20/x
  3. Step 3: Cross multiply
    262,940,531.20x = 394,734,278.40 × 165,896,051.20
  4. Step 4: Simplify right side
    262,940,531.20x = 65,484,858,059,841,448
  5. Step 5: Solve for x
    x = 65,484,858,059,841,448/262,940,531.20
  6. Step 6: Final answer
    x = 249,048,169.79

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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.