Home / 109,938,171.15-164,907,162.84-28,057,042.86

Finding the Fourth Proportional to 109,938,171.15, 164,907,162.84 and 28,057,042.86

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Solution

The fourth proportional to 109,938,171.15, 164,907,162.84 and 28,057,042.86 is: 42,085,540.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,938,171.15 : 164,907,162.84 = 28,057,042.86 : x
  2. Step 2: Convert to fraction form
    109,938,171.15/164,907,162.84 = 28,057,042.86/x
  3. Step 3: Cross multiply
    109,938,171.15x = 164,907,162.84 × 28,057,042.86
  4. Step 4: Simplify right side
    109,938,171.15x = 4,626,807,335,722,879
  5. Step 5: Solve for x
    x = 4,626,807,335,722,879/109,938,171.15
  6. Step 6: Final answer
    x = 42,085,540.33

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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.