Home / 112,335,009.20-168,518,260.20-44,161,845.20

Finding the Fourth Proportional to 112,335,009.20, 168,518,260.20 and 44,161,845.20

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Solution

The fourth proportional to 112,335,009.20, 168,518,260.20 and 44,161,845.20 is: 66,248,958.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,335,009.20 : 168,518,260.20 = 44,161,845.20 : x
  2. Step 2: Convert to fraction form
    112,335,009.20/168,518,260.20 = 44,161,845.20/x
  3. Step 3: Cross multiply
    112,335,009.20x = 168,518,260.20 × 44,161,845.20
  4. Step 4: Simplify right side
    112,335,009.20x = 7,442,077,320,325,721
  5. Step 5: Solve for x
    x = 7,442,077,320,325,721/112,335,009.20
  6. Step 6: Final answer
    x = 66,248,958.12

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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.