Home / 382,469,624,355.72-527,617,443,841.40-228,036,387,895.16

Finding the Fourth Proportional to 382,469,624,355.72, 527,617,443,841.40 and 228,036,387,895.16

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Solution

The fourth proportional to 382,469,624,355.72, 527,617,443,841.40 and 228,036,387,895.16 is: 314,576,553,070.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,469,624,355.72 : 527,617,443,841.40 = 228,036,387,895.16 : x
  2. Step 2: Convert to fraction form
    382,469,624,355.72/527,617,443,841.40 = 228,036,387,895.16/x
  3. Step 3: Cross multiply
    382,469,624,355.72x = 527,617,443,841.40 × 228,036,387,895.16
  4. Step 4: Simplify right side
    382,469,624,355.72x = 120,315,976,084,070,296,715,264
  5. Step 5: Solve for x
    x = 120,315,976,084,070,296,715,264/382,469,624,355.72
  6. Step 6: Final answer
    x = 314,576,553,070.71

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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.