Home / 327,470,897.10-491,206,345.65-300,686,270.70

Finding the Fourth Proportional to 327,470,897.10, 491,206,345.65 and 300,686,270.70

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Solution

The fourth proportional to 327,470,897.10, 491,206,345.65 and 300,686,270.70 is: 451,029,406.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,470,897.10 : 491,206,345.65 = 300,686,270.70 : x
  2. Step 2: Convert to fraction form
    327,470,897.10/491,206,345.65 = 300,686,270.70/x
  3. Step 3: Cross multiply
    327,470,897.10x = 491,206,345.65 × 300,686,270.70
  4. Step 4: Simplify right side
    327,470,897.10x = 147,699,004,217,673,664
  5. Step 5: Solve for x
    x = 147,699,004,217,673,664/327,470,897.10
  6. Step 6: Final answer
    x = 451,029,406.05

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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.