Home / 106,372,345.27-159,231,261.84-69,404,634.85

Finding the Fourth Proportional to 106,372,345.27, 159,231,261.84 and 69,404,634.85

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Solution

The fourth proportional to 106,372,345.27, 159,231,261.84 and 69,404,634.85 is: 103,893,427.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,372,345.27 : 159,231,261.84 = 69,404,634.85 : x
  2. Step 2: Convert to fraction form
    106,372,345.27/159,231,261.84 = 69,404,634.85/x
  3. Step 3: Cross multiply
    106,372,345.27x = 159,231,261.84 × 69,404,634.85
  4. Step 4: Simplify right side
    106,372,345.27x = 11,051,387,584,709,938
  5. Step 5: Solve for x
    x = 11,051,387,584,709,938/106,372,345.27
  6. Step 6: Final answer
    x = 103,893,427.91

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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.