Home / 106,372,333.07-159,231,243.39-69,404,622.45

Finding the Fourth Proportional to 106,372,333.07, 159,231,243.39 and 69,404,622.45

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Solution

The fourth proportional to 106,372,333.07, 159,231,243.39 and 69,404,622.45 is: 103,893,409.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,372,333.07 : 159,231,243.39 = 69,404,622.45 : x
  2. Step 2: Convert to fraction form
    106,372,333.07/159,231,243.39 = 69,404,622.45/x
  3. Step 3: Cross multiply
    106,372,333.07x = 159,231,243.39 × 69,404,622.45
  4. Step 4: Simplify right side
    106,372,333.07x = 11,051,384,329,727,008
  5. Step 5: Solve for x
    x = 11,051,384,329,727,008/106,372,333.07
  6. Step 6: Final answer
    x = 103,893,409.23

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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.