Home / 106,392,403.26-159,588,605.16-82,166,665.68

Finding the Fourth Proportional to 106,392,403.26, 159,588,605.16 and 82,166,665.68

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Solution

The fourth proportional to 106,392,403.26, 159,588,605.16 and 82,166,665.68 is: 123,249,998.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,392,403.26 : 159,588,605.16 = 82,166,665.68 : x
  2. Step 2: Convert to fraction form
    106,392,403.26/159,588,605.16 = 82,166,665.68/x
  3. Step 3: Cross multiply
    106,392,403.26x = 159,588,605.16 × 82,166,665.68
  4. Step 4: Simplify right side
    106,392,403.26x = 13,112,863,566,519,244
  5. Step 5: Solve for x
    x = 13,112,863,566,519,244/106,392,403.26
  6. Step 6: Final answer
    x = 123,249,998.73

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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.