Home / 81,276,584.76-112,161,755.63-44,106,862.91

Finding the Fourth Proportional to 81,276,584.76, 112,161,755.63 and 44,106,862.91

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Solution

The fourth proportional to 81,276,584.76, 112,161,755.63 and 44,106,862.91 is: 60,867,508.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,276,584.76 : 112,161,755.63 = 44,106,862.91 : x
  2. Step 2: Convert to fraction form
    81,276,584.76/112,161,755.63 = 44,106,862.91/x
  3. Step 3: Cross multiply
    81,276,584.76x = 112,161,755.63 × 44,106,862.91
  4. Step 4: Simplify right side
    81,276,584.76x = 4,947,103,178,866,789
  5. Step 5: Solve for x
    x = 4,947,103,178,866,789/81,276,584.76
  6. Step 6: Final answer
    x = 60,867,508.07

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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.