Home / 551,578,372.46-827,611,246.07-289,200,193.48

Finding the Fourth Proportional to 551,578,372.46, 827,611,246.07 and 289,200,193.48

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Solution

The fourth proportional to 551,578,372.46, 827,611,246.07 and 289,200,193.48 is: 433,928,058.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,578,372.46 : 827,611,246.07 = 289,200,193.48 : x
  2. Step 2: Convert to fraction form
    551,578,372.46/827,611,246.07 = 289,200,193.48/x
  3. Step 3: Cross multiply
    551,578,372.46x = 827,611,246.07 × 289,200,193.48
  4. Step 4: Simplify right side
    551,578,372.46x = 239,345,332,484,083,872
  5. Step 5: Solve for x
    x = 239,345,332,484,083,872/551,578,372.46
  6. Step 6: Final answer
    x = 433,928,058.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.