Home / 3,838,054,688.87-5,757,082,862.76-1,384,391,387.75

Finding the Fourth Proportional to 3,838,054,688.87, 5,757,082,862.76 and 1,384,391,387.75

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Solution

The fourth proportional to 3,838,054,688.87, 5,757,082,862.76 and 1,384,391,387.75 is: 2,076,587,380.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,838,054,688.87 : 5,757,082,862.76 = 1,384,391,387.75 : x
  2. Step 2: Convert to fraction form
    3,838,054,688.87/5,757,082,862.76 = 1,384,391,387.75/x
  3. Step 3: Cross multiply
    3,838,054,688.87x = 5,757,082,862.76 × 1,384,391,387.75
  4. Step 4: Simplify right side
    3,838,054,688.87x = 7,970,055,933,739,273,216
  5. Step 5: Solve for x
    x = 7,970,055,933,739,273,216/3,838,054,688.87
  6. Step 6: Final answer
    x = 2,076,587,380.81

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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.