Home / 889,794,650.54-1,333,757,676.77-299,379,928.28

Finding the Fourth Proportional to 889,794,650.54, 1,333,757,676.77 and 299,379,928.28

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Solution

The fourth proportional to 889,794,650.54, 1,333,757,676.77 and 299,379,928.28 is: 448,755,538.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,794,650.54 : 1,333,757,676.77 = 299,379,928.28 : x
  2. Step 2: Convert to fraction form
    889,794,650.54/1,333,757,676.77 = 299,379,928.28/x
  3. Step 3: Cross multiply
    889,794,650.54x = 1,333,757,676.77 × 299,379,928.28
  4. Step 4: Simplify right side
    889,794,650.54x = 399,300,277,606,136,320
  5. Step 5: Solve for x
    x = 399,300,277,606,136,320/889,794,650.54
  6. Step 6: Final answer
    x = 448,755,538.55

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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.