Home / 174,499,840.80-261,749,761.20-147,625,984.80

Finding the Fourth Proportional to 174,499,840.80, 261,749,761.20 and 147,625,984.80

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Solution

The fourth proportional to 174,499,840.80, 261,749,761.20 and 147,625,984.80 is: 221,438,977.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,499,840.80 : 261,749,761.20 = 147,625,984.80 : x
  2. Step 2: Convert to fraction form
    174,499,840.80/261,749,761.20 = 147,625,984.80/x
  3. Step 3: Cross multiply
    174,499,840.80x = 261,749,761.20 × 147,625,984.80
  4. Step 4: Simplify right side
    174,499,840.80x = 38,641,066,268,314,832
  5. Step 5: Solve for x
    x = 38,641,066,268,314,832/174,499,840.80
  6. Step 6: Final answer
    x = 221,438,977.20

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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.