Home / 106,372,358.88-159,231,282.06-69,404,648.29

Finding the Fourth Proportional to 106,372,358.88, 159,231,282.06 and 69,404,648.29

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Solution

The fourth proportional to 106,372,358.88, 159,231,282.06 and 69,404,648.29 is: 103,893,447.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,372,358.88 : 159,231,282.06 = 69,404,648.29 : x
  2. Step 2: Convert to fraction form
    106,372,358.88/159,231,282.06 = 69,404,648.29/x
  3. Step 3: Cross multiply
    106,372,358.88x = 159,231,282.06 × 69,404,648.29
  4. Step 4: Simplify right side
    106,372,358.88x = 11,051,391,127,343,930
  5. Step 5: Solve for x
    x = 11,051,391,127,343,930/106,372,358.88
  6. Step 6: Final answer
    x = 103,893,447.92

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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.