Home / 474,813,621.92-655,279,148.81-298,752,533.03

Finding the Fourth Proportional to 474,813,621.92, 655,279,148.81 and 298,752,533.03

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Solution

The fourth proportional to 474,813,621.92, 655,279,148.81 and 298,752,533.03 is: 412,301,367.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,813,621.92 : 655,279,148.81 = 298,752,533.03 : x
  2. Step 2: Convert to fraction form
    474,813,621.92/655,279,148.81 = 298,752,533.03/x
  3. Step 3: Cross multiply
    474,813,621.92x = 655,279,148.81 × 298,752,533.03
  4. Step 4: Simplify right side
    474,813,621.92x = 195,766,305,551,114,912
  5. Step 5: Solve for x
    x = 195,766,305,551,114,912/474,813,621.92
  6. Step 6: Final answer
    x = 412,301,367.34

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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.