Home / 262,593,910.52-393,538,751.48-204,371,888.12

Finding the Fourth Proportional to 262,593,910.52, 393,538,751.48 and 204,371,888.12

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Solution

The fourth proportional to 262,593,910.52, 393,538,751.48 and 204,371,888.12 is: 306,283,788.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,593,910.52 : 393,538,751.48 = 204,371,888.12 : x
  2. Step 2: Convert to fraction form
    262,593,910.52/393,538,751.48 = 204,371,888.12/x
  3. Step 3: Cross multiply
    262,593,910.52x = 393,538,751.48 × 204,371,888.12
  4. Step 4: Simplify right side
    262,593,910.52x = 80,428,257,688,355,056
  5. Step 5: Solve for x
    x = 80,428,257,688,355,056/262,593,910.52
  6. Step 6: Final answer
    x = 306,283,788.26

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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.