Home / 235,912,143.38-353,612,597.79-120,738,774.74

Finding the Fourth Proportional to 235,912,143.38, 353,612,597.79 and 120,738,774.74

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Solution

The fourth proportional to 235,912,143.38, 353,612,597.79 and 120,738,774.74 is: 180,977,338.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,912,143.38 : 353,612,597.79 = 120,738,774.74 : x
  2. Step 2: Convert to fraction form
    235,912,143.38/353,612,597.79 = 120,738,774.74/x
  3. Step 3: Cross multiply
    235,912,143.38x = 353,612,597.79 × 120,738,774.74
  4. Step 4: Simplify right side
    235,912,143.38x = 42,694,751,789,793,032
  5. Step 5: Solve for x
    x = 42,694,751,789,793,032/235,912,143.38
  6. Step 6: Final answer
    x = 180,977,338.33

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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.