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Finding the Fourth Proportional to 37,378,220.80, 56,067,331.20 and 37,378,220.80

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Solution

The fourth proportional to 37,378,220.80, 56,067,331.20 and 37,378,220.80 is: 56,067,331.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,378,220.80 : 56,067,331.20 = 37,378,220.80 : x
  2. Step 2: Convert to fraction form
    37,378,220.80/56,067,331.20 = 37,378,220.80/x
  3. Step 3: Cross multiply
    37,378,220.80x = 56,067,331.20 × 37,378,220.80
  4. Step 4: Simplify right side
    37,378,220.80x = 2,095,697,085,260,329
  5. Step 5: Solve for x
    x = 2,095,697,085,260,329/37,378,220.80
  6. Step 6: Final answer
    x = 56,067,331.20

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1.5x scale

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.