Home / 543,623,937.99-815,287,084.55-150,056,679.95

Finding the Fourth Proportional to 543,623,937.99, 815,287,084.55 and 150,056,679.95

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Solution

The fourth proportional to 543,623,937.99, 815,287,084.55 and 150,056,679.95 is: 225,043,940.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,623,937.99 : 815,287,084.55 = 150,056,679.95 : x
  2. Step 2: Convert to fraction form
    543,623,937.99/815,287,084.55 = 150,056,679.95/x
  3. Step 3: Cross multiply
    543,623,937.99x = 815,287,084.55 × 150,056,679.95
  4. Step 4: Simplify right side
    543,623,937.99x = 122,339,273,108,861,216
  5. Step 5: Solve for x
    x = 122,339,273,108,861,216/543,623,937.99
  6. Step 6: Final answer
    x = 225,043,940.41

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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.