Home / 70,665,046.80-105,918,838.20-27,519,910.80

Finding the Fourth Proportional to 70,665,046.80, 105,918,838.20 and 27,519,910.80

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Solution

The fourth proportional to 70,665,046.80, 105,918,838.20 and 27,519,910.80 is: 41,249,204.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,665,046.80 : 105,918,838.20 = 27,519,910.80 : x
  2. Step 2: Convert to fraction form
    70,665,046.80/105,918,838.20 = 27,519,910.80/x
  3. Step 3: Cross multiply
    70,665,046.80x = 105,918,838.20 × 27,519,910.80
  4. Step 4: Simplify right side
    70,665,046.80x = 2,914,876,979,303,632.50
  5. Step 5: Solve for x
    x = 2,914,876,979,303,632.50/70,665,046.80
  6. Step 6: Final answer
    x = 41,249,204.68

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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.