Home / 52,664,580.80-78,996,871.20-27,155,412.80

Finding the Fourth Proportional to 52,664,580.80, 78,996,871.20 and 27,155,412.80

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Solution

The fourth proportional to 52,664,580.80, 78,996,871.20 and 27,155,412.80 is: 40,733,119.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,664,580.80 : 78,996,871.20 = 27,155,412.80 : x
  2. Step 2: Convert to fraction form
    52,664,580.80/78,996,871.20 = 27,155,412.80/x
  3. Step 3: Cross multiply
    52,664,580.80x = 78,996,871.20 × 27,155,412.80
  4. Step 4: Simplify right side
    52,664,580.80x = 2,145,192,647,344,431.50
  5. Step 5: Solve for x
    x = 2,145,192,647,344,431.50/52,664,580.80
  6. Step 6: Final answer
    x = 40,733,119.20

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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.