Home / 273,370,131.20-410,055,196.80-81,893,907.20

Finding the Fourth Proportional to 273,370,131.20, 410,055,196.80 and 81,893,907.20

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Solution

The fourth proportional to 273,370,131.20, 410,055,196.80 and 81,893,907.20 is: 122,840,860.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,370,131.20 : 410,055,196.80 = 81,893,907.20 : x
  2. Step 2: Convert to fraction form
    273,370,131.20/410,055,196.80 = 81,893,907.20/x
  3. Step 3: Cross multiply
    273,370,131.20x = 410,055,196.80 × 81,893,907.20
  4. Step 4: Simplify right side
    273,370,131.20x = 33,581,022,233,616,940
  5. Step 5: Solve for x
    x = 33,581,022,233,616,940/273,370,131.20
  6. Step 6: Final answer
    x = 122,840,860.80

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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.