Home / 269,722,941-404,420,577.78-105,764,272.72

Finding the Fourth Proportional to 269,722,941, 404,420,577.78 and 105,764,272.72

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Solution

The fourth proportional to 269,722,941, 404,420,577.78 and 105,764,272.72 is: 158,582,166.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,722,941 : 404,420,577.78 = 105,764,272.72 : x
  2. Step 2: Convert to fraction form
    269,722,941/404,420,577.78 = 105,764,272.72/x
  3. Step 3: Cross multiply
    269,722,941x = 404,420,577.78 × 105,764,272.72
  4. Step 4: Simplify right side
    269,722,941x = 42,773,248,281,903,888
  5. Step 5: Solve for x
    x = 42,773,248,281,903,888/269,722,941
  6. Step 6: Final answer
    x = 158,582,166.29

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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.