Home / 104,661,839.92-156,980,396.04-27,990,810.40

Finding the Fourth Proportional to 104,661,839.92, 156,980,396.04 and 27,990,810.40

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Solution

The fourth proportional to 104,661,839.92, 156,980,396.04 and 27,990,810.40 is: 41,982,909.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,661,839.92 : 156,980,396.04 = 27,990,810.40 : x
  2. Step 2: Convert to fraction form
    104,661,839.92/156,980,396.04 = 27,990,810.40/x
  3. Step 3: Cross multiply
    104,661,839.92x = 156,980,396.04 × 27,990,810.40
  4. Step 4: Simplify right side
    104,661,839.92x = 4,394,008,502,072,550.50
  5. Step 5: Solve for x
    x = 4,394,008,502,072,550.50/104,661,839.92
  6. Step 6: Final answer
    x = 41,982,909.01

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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.