Home / 81,287,821.64-112,177,302.17-44,118,101.93

Finding the Fourth Proportional to 81,287,821.64, 112,177,302.17 and 44,118,101.93

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Solution

The fourth proportional to 81,287,821.64, 112,177,302.17 and 44,118,101.93 is: 60,883,039.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,287,821.64 : 112,177,302.17 = 44,118,101.93 : x
  2. Step 2: Convert to fraction form
    81,287,821.64/112,177,302.17 = 44,118,101.93/x
  3. Step 3: Cross multiply
    81,287,821.64x = 112,177,302.17 × 44,118,101.93
  4. Step 4: Simplify right side
    81,287,821.64x = 4,949,049,650,586,993
  5. Step 5: Solve for x
    x = 4,949,049,650,586,993/81,287,821.64
  6. Step 6: Final answer
    x = 60,883,039.44

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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.