Home / 69,320,640.24-95,665,473.72-38,380,810.32

Finding the Fourth Proportional to 69,320,640.24, 95,665,473.72 and 38,380,810.32

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Solution

The fourth proportional to 69,320,640.24, 95,665,473.72 and 38,380,810.32 is: 52,967,173.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,320,640.24 : 95,665,473.72 = 38,380,810.32 : x
  2. Step 2: Convert to fraction form
    69,320,640.24/95,665,473.72 = 38,380,810.32/x
  3. Step 3: Cross multiply
    69,320,640.24x = 95,665,473.72 × 38,380,810.32
  4. Step 4: Simplify right side
    69,320,640.24x = 3,671,718,401,020,265
  5. Step 5: Solve for x
    x = 3,671,718,401,020,265/69,320,640.24
  6. Step 6: Final answer
    x = 52,967,173.82

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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.