Home / 160,336,820.40-240,505,230.60-137,378,569.20

Finding the Fourth Proportional to 160,336,820.40, 240,505,230.60 and 137,378,569.20

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Solution

The fourth proportional to 160,336,820.40, 240,505,230.60 and 137,378,569.20 is: 206,067,853.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,336,820.40 : 240,505,230.60 = 137,378,569.20 : x
  2. Step 2: Convert to fraction form
    160,336,820.40/240,505,230.60 = 137,378,569.20/x
  3. Step 3: Cross multiply
    160,336,820.40x = 240,505,230.60 × 137,378,569.20
  4. Step 4: Simplify right side
    160,336,820.40x = 33,040,264,464,944,052
  5. Step 5: Solve for x
    x = 33,040,264,464,944,052/160,336,820.40
  6. Step 6: Final answer
    x = 206,067,853.80

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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.