Home / 554,106,143.68-764,675,424.20-303,232,333.74

Finding the Fourth Proportional to 554,106,143.68, 764,675,424.20 and 303,232,333.74

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Solution

The fourth proportional to 554,106,143.68, 764,675,424.20 and 303,232,333.74 is: 418,465,516.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,106,143.68 : 764,675,424.20 = 303,232,333.74 : x
  2. Step 2: Convert to fraction form
    554,106,143.68/764,675,424.20 = 303,232,333.74/x
  3. Step 3: Cross multiply
    554,106,143.68x = 764,675,424.20 × 303,232,333.74
  4. Step 4: Simplify right side
    554,106,143.68x = 231,874,313,433,790,496
  5. Step 5: Solve for x
    x = 231,874,313,433,790,496/554,106,143.68
  6. Step 6: Final answer
    x = 418,465,516.18

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.