Home / 81,639,046.60-112,661,890.46-44,969,617.60

Finding the Fourth Proportional to 81,639,046.60, 112,661,890.46 and 44,969,617.60

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Solution

The fourth proportional to 81,639,046.60, 112,661,890.46 and 44,969,617.60 is: 62,058,075.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,639,046.60 : 112,661,890.46 = 44,969,617.60 : x
  2. Step 2: Convert to fraction form
    81,639,046.60/112,661,890.46 = 44,969,617.60/x
  3. Step 3: Cross multiply
    81,639,046.60x = 112,661,890.46 × 44,969,617.60
  4. Step 4: Simplify right side
    81,639,046.60x = 5,066,362,132,079,288
  5. Step 5: Solve for x
    x = 5,066,362,132,079,288/81,639,046.60
  6. Step 6: Final answer
    x = 62,058,075.68

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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.