Home / 71,332,843.76-98,439,338.66-43,455,552.48

Finding the Fourth Proportional to 71,332,843.76, 98,439,338.66 and 43,455,552.48

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Solution

The fourth proportional to 71,332,843.76, 98,439,338.66 and 43,455,552.48 is: 59,968,671.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,332,843.76 : 98,439,338.66 = 43,455,552.48 : x
  2. Step 2: Convert to fraction form
    71,332,843.76/98,439,338.66 = 43,455,552.48/x
  3. Step 3: Cross multiply
    71,332,843.76x = 98,439,338.66 × 43,455,552.48
  4. Step 4: Simplify right side
    71,332,843.76x = 4,277,735,847,236,122.50
  5. Step 5: Solve for x
    x = 4,277,735,847,236,122.50/71,332,843.76
  6. Step 6: Final answer
    x = 59,968,671.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.