Home / 327,768,013.60-491,652,020.40-327,768,013.60

Finding the Fourth Proportional to 327,768,013.60, 491,652,020.40 and 327,768,013.60

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Solution

The fourth proportional to 327,768,013.60, 491,652,020.40 and 327,768,013.60 is: 491,652,020.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,768,013.60 : 491,652,020.40 = 327,768,013.60 : x
  2. Step 2: Convert to fraction form
    327,768,013.60/491,652,020.40 = 327,768,013.60/x
  3. Step 3: Cross multiply
    327,768,013.60x = 491,652,020.40 × 327,768,013.60
  4. Step 4: Simplify right side
    327,768,013.60x = 161,147,806,108,934,688
  5. Step 5: Solve for x
    x = 161,147,806,108,934,688/327,768,013.60
  6. Step 6: Final answer
    x = 491,652,020.40

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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.