Home / 517,512,694.68-714,162,110.04-282,562,630.20

Finding the Fourth Proportional to 517,512,694.68, 714,162,110.04 and 282,562,630.20

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Solution

The fourth proportional to 517,512,694.68, 714,162,110.04 and 282,562,630.20 is: 389,933,476.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,512,694.68 : 714,162,110.04 = 282,562,630.20 : x
  2. Step 2: Convert to fraction form
    517,512,694.68/714,162,110.04 = 282,562,630.20/x
  3. Step 3: Cross multiply
    517,512,694.68x = 714,162,110.04 × 282,562,630.20
  4. Step 4: Simplify right side
    517,512,694.68x = 201,795,524,202,084,192
  5. Step 5: Solve for x
    x = 201,795,524,202,084,192/517,512,694.68
  6. Step 6: Final answer
    x = 389,933,476.56

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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.