Home / 78,998,429.22-118,544,456.71-44,012,826.66

Finding the Fourth Proportional to 78,998,429.22, 118,544,456.71 and 44,012,826.66

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Solution

The fourth proportional to 78,998,429.22, 118,544,456.71 and 44,012,826.66 is: 66,045,321.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,998,429.22 : 118,544,456.71 = 44,012,826.66 : x
  2. Step 2: Convert to fraction form
    78,998,429.22/118,544,456.71 = 44,012,826.66/x
  3. Step 3: Cross multiply
    78,998,429.22x = 118,544,456.71 × 44,012,826.66
  4. Step 4: Simplify right side
    78,998,429.22x = 5,217,476,625,180,662
  5. Step 5: Solve for x
    x = 5,217,476,625,180,662/78,998,429.22
  6. Step 6: Final answer
    x = 66,045,321.12

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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.