Home / 412,945,245.54-569,879,476.47-224,764,451.12

Finding the Fourth Proportional to 412,945,245.54, 569,879,476.47 and 224,764,451.12

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Solution

The fourth proportional to 412,945,245.54, 569,879,476.47 and 224,764,451.12 is: 310,183,127.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,945,245.54 : 569,879,476.47 = 224,764,451.12 : x
  2. Step 2: Convert to fraction form
    412,945,245.54/569,879,476.47 = 224,764,451.12/x
  3. Step 3: Cross multiply
    412,945,245.54x = 569,879,476.47 × 224,764,451.12
  4. Step 4: Simplify right side
    412,945,245.54x = 128,088,647,730,483,120
  5. Step 5: Solve for x
    x = 128,088,647,730,483,120/412,945,245.54
  6. Step 6: Final answer
    x = 310,183,127.46

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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.