Home / 81,639,047.60-112,661,891.84-44,969,618.60

Finding the Fourth Proportional to 81,639,047.60, 112,661,891.84 and 44,969,618.60

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Solution

The fourth proportional to 81,639,047.60, 112,661,891.84 and 44,969,618.60 is: 62,058,077.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,639,047.60 : 112,661,891.84 = 44,969,618.60 : x
  2. Step 2: Convert to fraction form
    81,639,047.60/112,661,891.84 = 44,969,618.60/x
  3. Step 3: Cross multiply
    81,639,047.60x = 112,661,891.84 × 44,969,618.60
  4. Step 4: Simplify right side
    81,639,047.60x = 5,066,362,306,799,253
  5. Step 5: Solve for x
    x = 5,066,362,306,799,253/81,639,047.60
  6. Step 6: Final answer
    x = 62,058,077.06

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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.