Home / 377,014,540.80-565,521,811.20-195,616,012.80

Finding the Fourth Proportional to 377,014,540.80, 565,521,811.20 and 195,616,012.80

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Solution

The fourth proportional to 377,014,540.80, 565,521,811.20 and 195,616,012.80 is: 293,424,019.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,014,540.80 : 565,521,811.20 = 195,616,012.80 : x
  2. Step 2: Convert to fraction form
    377,014,540.80/565,521,811.20 = 195,616,012.80/x
  3. Step 3: Cross multiply
    377,014,540.80x = 565,521,811.20 × 195,616,012.80
  4. Step 4: Simplify right side
    377,014,540.80x = 110,625,121,858,378,400
  5. Step 5: Solve for x
    x = 110,625,121,858,378,400/377,014,540.80
  6. Step 6: Final answer
    x = 293,424,019.20

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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.