Home / 396,490,798,364.38-594,735,455,222.95-124,235,889,667.49

Finding the Fourth Proportional to 396,490,798,364.38, 594,735,455,222.95 and 124,235,889,667.49

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Solution

The fourth proportional to 396,490,798,364.38, 594,735,455,222.95 and 124,235,889,667.49 is: 186,353,601,902.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,490,798,364.38 : 594,735,455,222.95 = 124,235,889,667.49 : x
  2. Step 2: Convert to fraction form
    396,490,798,364.38/594,735,455,222.95 = 124,235,889,667.49/x
  3. Step 3: Cross multiply
    396,490,798,364.38x = 594,735,455,222.95 × 124,235,889,667.49
  4. Step 4: Simplify right side
    396,490,798,364.38x = 73,887,488,396,422,855,786,496
  5. Step 5: Solve for x
    x = 73,887,488,396,422,855,786,496/396,490,798,364.38
  6. Step 6: Final answer
    x = 186,353,601,902.56

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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.