Home / 81,292,389.44-112,183,213.19-44,122,667.61

Finding the Fourth Proportional to 81,292,389.44, 112,183,213.19 and 44,122,667.61

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Solution

The fourth proportional to 81,292,389.44, 112,183,213.19 and 44,122,667.61 is: 60,889,127.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,292,389.44 : 112,183,213.19 = 44,122,667.61 : x
  2. Step 2: Convert to fraction form
    81,292,389.44/112,183,213.19 = 44,122,667.61/x
  3. Step 3: Cross multiply
    81,292,389.44x = 112,183,213.19 × 44,122,667.61
  4. Step 4: Simplify right side
    81,292,389.44x = 4,949,822,626,783,524
  5. Step 5: Solve for x
    x = 4,949,822,626,783,524/81,292,389.44
  6. Step 6: Final answer
    x = 60,889,127.03

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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.