Home / 357,265,486.62-535,972,619.52-111,612,198.78

Finding the Fourth Proportional to 357,265,486.62, 535,972,619.52 and 111,612,198.78

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Solution

The fourth proportional to 357,265,486.62, 535,972,619.52 and 111,612,198.78 is: 167,441,537.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,265,486.62 : 535,972,619.52 = 111,612,198.78 : x
  2. Step 2: Convert to fraction form
    357,265,486.62/535,972,619.52 = 111,612,198.78/x
  3. Step 3: Cross multiply
    357,265,486.62x = 535,972,619.52 × 111,612,198.78
  4. Step 4: Simplify right side
    357,265,486.62x = 59,821,082,550,503,544
  5. Step 5: Solve for x
    x = 59,821,082,550,503,544/357,265,486.62
  6. Step 6: Final answer
    x = 167,441,537.99

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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.