Home / 743,622,572.68-1,115,393,492.80-226,012,656.85

Finding the Fourth Proportional to 743,622,572.68, 1,115,393,492.80 and 226,012,656.85

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Solution

The fourth proportional to 743,622,572.68, 1,115,393,492.80 and 226,012,656.85 is: 339,006,716.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,622,572.68 : 1,115,393,492.80 = 226,012,656.85 : x
  2. Step 2: Convert to fraction form
    743,622,572.68/1,115,393,492.80 = 226,012,656.85/x
  3. Step 3: Cross multiply
    743,622,572.68x = 1,115,393,492.80 × 226,012,656.85
  4. Step 4: Simplify right side
    743,622,572.68x = 252,093,046,740,929,344
  5. Step 5: Solve for x
    x = 252,093,046,740,929,344/743,622,572.68
  6. Step 6: Final answer
    x = 339,006,716.58

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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.