Home / 554,018,181.24-764,545,834.38-303,146,142.84

Finding the Fourth Proportional to 554,018,181.24, 764,545,834.38 and 303,146,142.84

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Solution

The fourth proportional to 554,018,181.24, 764,545,834.38 and 303,146,142.84 is: 418,342,084.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,018,181.24 : 764,545,834.38 = 303,146,142.84 : x
  2. Step 2: Convert to fraction form
    554,018,181.24/764,545,834.38 = 303,146,142.84/x
  3. Step 3: Cross multiply
    554,018,181.24x = 764,545,834.38 × 303,146,142.84
  4. Step 4: Simplify right side
    554,018,181.24x = 231,769,120,716,686,432
  5. Step 5: Solve for x
    x = 231,769,120,716,686,432/554,018,181.24
  6. Step 6: Final answer
    x = 418,342,084.37

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Why These Related Problems?

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