Home / 382,469,624,356.72-527,617,443,842.76-228,036,387,896.16

Finding the Fourth Proportional to 382,469,624,356.72, 527,617,443,842.76 and 228,036,387,896.16

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Solution

The fourth proportional to 382,469,624,356.72, 527,617,443,842.76 and 228,036,387,896.16 is: 314,576,553,072.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,469,624,356.72 : 527,617,443,842.76 = 228,036,387,896.16 : x
  2. Step 2: Convert to fraction form
    382,469,624,356.72/527,617,443,842.76 = 228,036,387,896.16/x
  3. Step 3: Cross multiply
    382,469,624,356.72x = 527,617,443,842.76 × 228,036,387,896.16
  4. Step 4: Simplify right side
    382,469,624,356.72x = 120,315,976,084,908,033,441,792
  5. Step 5: Solve for x
    x = 120,315,976,084,908,033,441,792/382,469,624,356.72
  6. Step 6: Final answer
    x = 314,576,553,072.07

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Double scale
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1.5x scale

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.