Home / 179,815,291.67-269,613,715.03-70,509,512.81

Finding the Fourth Proportional to 179,815,291.67, 269,613,715.03 and 70,509,512.81

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Solution

The fourth proportional to 179,815,291.67, 269,613,715.03 and 70,509,512.81 is: 105,721,440.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,815,291.67 : 269,613,715.03 = 70,509,512.81 : x
  2. Step 2: Convert to fraction form
    179,815,291.67/269,613,715.03 = 70,509,512.81/x
  3. Step 3: Cross multiply
    179,815,291.67x = 269,613,715.03 × 70,509,512.81
  4. Step 4: Simplify right side
    179,815,291.67x = 19,010,331,691,958,860
  5. Step 5: Solve for x
    x = 19,010,331,691,958,860/179,815,291.67
  6. Step 6: Final answer
    x = 105,721,440.68

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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.