Home / 81,449,781.16-112,397,806.02-44,780,085.16

Finding the Fourth Proportional to 81,449,781.16, 112,397,806.02 and 44,780,085.16

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Solution

The fourth proportional to 81,449,781.16, 112,397,806.02 and 44,780,085.16 is: 61,794,927.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,449,781.16 : 112,397,806.02 = 44,780,085.16 : x
  2. Step 2: Convert to fraction form
    81,449,781.16/112,397,806.02 = 44,780,085.16/x
  3. Step 3: Cross multiply
    81,449,781.16x = 112,397,806.02 × 44,780,085.16
  4. Step 4: Simplify right side
    81,449,781.16x = 5,033,183,325,372,760
  5. Step 5: Solve for x
    x = 5,033,183,325,372,760/81,449,781.16
  6. Step 6: Final answer
    x = 61,794,927.55

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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.