Home / 451,180,215.21-622,832,710.41-284,161,933.92

Finding the Fourth Proportional to 451,180,215.21, 622,832,710.41 and 284,161,933.92

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Solution

The fourth proportional to 451,180,215.21, 622,832,710.41 and 284,161,933.92 is: 392,271,960.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,180,215.21 : 622,832,710.41 = 284,161,933.92 : x
  2. Step 2: Convert to fraction form
    451,180,215.21/622,832,710.41 = 284,161,933.92/x
  3. Step 3: Cross multiply
    451,180,215.21x = 622,832,710.41 × 284,161,933.92
  4. Step 4: Simplify right side
    451,180,215.21x = 176,985,347,498,740,928
  5. Step 5: Solve for x
    x = 176,985,347,498,740,928/451,180,215.21
  6. Step 6: Final answer
    x = 392,271,960.37

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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.