Home / 85,025,696.96-127,558,785.67-27,517,968.81

Finding the Fourth Proportional to 85,025,696.96, 127,558,785.67 and 27,517,968.81

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Solution

The fourth proportional to 85,025,696.96, 127,558,785.67 and 27,517,968.81 is: 41,283,503.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,025,696.96 : 127,558,785.67 = 27,517,968.81 : x
  2. Step 2: Convert to fraction form
    85,025,696.96/127,558,785.67 = 27,517,968.81/x
  3. Step 3: Cross multiply
    85,025,696.96x = 127,558,785.67 × 27,517,968.81
  4. Step 4: Simplify right side
    85,025,696.96x = 3,510,158,685,594,391
  5. Step 5: Solve for x
    x = 3,510,158,685,594,391/85,025,696.96
  6. Step 6: Final answer
    x = 41,283,503.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.