Home / 104,661,835.92-156,980,390.04-27,990,806.40

Finding the Fourth Proportional to 104,661,835.92, 156,980,390.04 and 27,990,806.40

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Solution

The fourth proportional to 104,661,835.92, 156,980,390.04 and 27,990,806.40 is: 41,982,903.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,661,835.92 : 156,980,390.04 = 27,990,806.40 : x
  2. Step 2: Convert to fraction form
    104,661,835.92/156,980,390.04 = 27,990,806.40/x
  3. Step 3: Cross multiply
    104,661,835.92x = 156,980,390.04 × 27,990,806.40
  4. Step 4: Simplify right side
    104,661,835.92x = 4,394,007,706,206,128
  5. Step 5: Solve for x
    x = 4,394,007,706,206,128/104,661,835.92
  6. Step 6: Final answer
    x = 41,982,903.01

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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.