Home / 482,697,863.40-724,424,708.70-223,945,145.40

Finding the Fourth Proportional to 482,697,863.40, 724,424,708.70 and 223,945,145.40

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Solution

The fourth proportional to 482,697,863.40, 724,424,708.70 and 223,945,145.40 is: 336,093,049.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,697,863.40 : 724,424,708.70 = 223,945,145.40 : x
  2. Step 2: Convert to fraction form
    482,697,863.40/724,424,708.70 = 223,945,145.40/x
  3. Step 3: Cross multiply
    482,697,863.40x = 724,424,708.70 × 223,945,145.40
  4. Step 4: Simplify right side
    482,697,863.40x = 162,231,396,721,174,144
  5. Step 5: Solve for x
    x = 162,231,396,721,174,144/482,697,863.40
  6. Step 6: Final answer
    x = 336,093,049.14

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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.