Home / 377,014,519.30-565,521,778.95-195,615,991.30

Finding the Fourth Proportional to 377,014,519.30, 565,521,778.95 and 195,615,991.30

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Solution

The fourth proportional to 377,014,519.30, 565,521,778.95 and 195,615,991.30 is: 293,423,986.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,014,519.30 : 565,521,778.95 = 195,615,991.30 : x
  2. Step 2: Convert to fraction form
    377,014,519.30/565,521,778.95 = 195,615,991.30/x
  3. Step 3: Cross multiply
    377,014,519.30x = 565,521,778.95 × 195,615,991.30
  4. Step 4: Simplify right side
    377,014,519.30x = 110,625,103,391,043,744
  5. Step 5: Solve for x
    x = 110,625,103,391,043,744/377,014,519.30
  6. Step 6: Final answer
    x = 293,423,986.95

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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.