Home / 193,743,251.09-290,450,277.54-90,172,600.89

Finding the Fourth Proportional to 193,743,251.09, 290,450,277.54 and 90,172,600.89

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Solution

The fourth proportional to 193,743,251.09, 290,450,277.54 and 90,172,600.89 is: 135,182,293.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,743,251.09 : 290,450,277.54 = 90,172,600.89 : x
  2. Step 2: Convert to fraction form
    193,743,251.09/290,450,277.54 = 90,172,600.89/x
  3. Step 3: Cross multiply
    193,743,251.09x = 290,450,277.54 × 90,172,600.89
  4. Step 4: Simplify right side
    193,743,251.09x = 26,190,656,955,004,152
  5. Step 5: Solve for x
    x = 26,190,656,955,004,152/193,743,251.09
  6. Step 6: Final answer
    x = 135,182,293.10

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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.