Home / 412,945,489.56-569,879,812.59-224,764,694.57

Finding the Fourth Proportional to 412,945,489.56, 569,879,812.59 and 224,764,694.57

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Solution

The fourth proportional to 412,945,489.56, 569,879,812.59 and 224,764,694.57 is: 310,183,463.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,945,489.56 : 569,879,812.59 = 224,764,694.57 : x
  2. Step 2: Convert to fraction form
    412,945,489.56/569,879,812.59 = 224,764,694.57/x
  3. Step 3: Cross multiply
    412,945,489.56x = 569,879,812.59 × 224,764,694.57
  4. Step 4: Simplify right side
    412,945,489.56x = 128,088,862,018,400,192
  5. Step 5: Solve for x
    x = 128,088,862,018,400,192/412,945,489.56
  6. Step 6: Final answer
    x = 310,183,463.09

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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.