Home / 189,092,843.70-283,668,591.87-79,918,474.38

Finding the Fourth Proportional to 189,092,843.70, 283,668,591.87 and 79,918,474.38

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Solution

The fourth proportional to 189,092,843.70, 283,668,591.87 and 79,918,474.38 is: 119,890,106.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,092,843.70 : 283,668,591.87 = 79,918,474.38 : x
  2. Step 2: Convert to fraction form
    189,092,843.70/283,668,591.87 = 79,918,474.38/x
  3. Step 3: Cross multiply
    189,092,843.70x = 283,668,591.87 × 79,918,474.38
  4. Step 4: Simplify right side
    189,092,843.70x = 22,670,361,091,773,272
  5. Step 5: Solve for x
    x = 22,670,361,091,773,272/189,092,843.70
  6. Step 6: Final answer
    x = 119,890,106.09

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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.