Home / 104,661,843.92-156,980,402.04-27,990,814.40

Finding the Fourth Proportional to 104,661,843.92, 156,980,402.04 and 27,990,814.40

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Solution

The fourth proportional to 104,661,843.92, 156,980,402.04 and 27,990,814.40 is: 41,982,915.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,661,843.92 : 156,980,402.04 = 27,990,814.40 : x
  2. Step 2: Convert to fraction form
    104,661,843.92/156,980,402.04 = 27,990,814.40/x
  3. Step 3: Cross multiply
    104,661,843.92x = 156,980,402.04 × 27,990,814.40
  4. Step 4: Simplify right side
    104,661,843.92x = 4,394,009,297,939,021
  5. Step 5: Solve for x
    x = 4,394,009,297,939,021/104,661,843.92
  6. Step 6: Final answer
    x = 41,982,915.01

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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.