Home / 166,619,198.22-229,928,135.67-91,264,319.34

Finding the Fourth Proportional to 166,619,198.22, 229,928,135.67 and 91,264,319.34

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Solution

The fourth proportional to 166,619,198.22, 229,928,135.67 and 91,264,319.34 is: 125,941,278.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,619,198.22 : 229,928,135.67 = 91,264,319.34 : x
  2. Step 2: Convert to fraction form
    166,619,198.22/229,928,135.67 = 91,264,319.34/x
  3. Step 3: Cross multiply
    166,619,198.22x = 229,928,135.67 × 91,264,319.34
  4. Step 4: Simplify right side
    166,619,198.22x = 20,984,234,799,037,724
  5. Step 5: Solve for x
    x = 20,984,234,799,037,724/166,619,198.22
  6. Step 6: Final answer
    x = 125,941,278.22

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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.