Home / 109,155,504.62-150,702,577.85-69,485,418.68

Finding the Fourth Proportional to 109,155,504.62, 150,702,577.85 and 69,485,418.68

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Solution

The fourth proportional to 109,155,504.62, 150,702,577.85 and 69,485,418.68 is: 95,933,152.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,155,504.62 : 150,702,577.85 = 69,485,418.68 : x
  2. Step 2: Convert to fraction form
    109,155,504.62/150,702,577.85 = 69,485,418.68/x
  3. Step 3: Cross multiply
    109,155,504.62x = 150,702,577.85 × 69,485,418.68
  4. Step 4: Simplify right side
    109,155,504.62x = 10,471,631,717,482,744
  5. Step 5: Solve for x
    x = 10,471,631,717,482,744/109,155,504.62
  6. Step 6: Final answer
    x = 95,933,152.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.