Home / 275,075,333.36-379,605,961.52-149,628,612.41

Finding the Fourth Proportional to 275,075,333.36, 379,605,961.52 and 149,628,612.41

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Solution

The fourth proportional to 275,075,333.36, 379,605,961.52 and 149,628,612.41 is: 206,488,573.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,075,333.36 : 379,605,961.52 = 149,628,612.41 : x
  2. Step 2: Convert to fraction form
    275,075,333.36/379,605,961.52 = 149,628,612.41/x
  3. Step 3: Cross multiply
    275,075,333.36x = 379,605,961.52 × 149,628,612.41
  4. Step 4: Simplify right side
    275,075,333.36x = 56,799,913,284,801,448
  5. Step 5: Solve for x
    x = 56,799,913,284,801,448/275,075,333.36
  6. Step 6: Final answer
    x = 206,488,573.84

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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.