Home / 644,153,857.20-966,734,670.60-299,150,233.20

Finding the Fourth Proportional to 644,153,857.20, 966,734,670.60 and 299,150,233.20

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Solution

The fourth proportional to 644,153,857.20, 966,734,670.60 and 299,150,233.20 is: 448,959,357.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,153,857.20 : 966,734,670.60 = 299,150,233.20 : x
  2. Step 2: Convert to fraction form
    644,153,857.20/966,734,670.60 = 299,150,233.20/x
  3. Step 3: Cross multiply
    644,153,857.20x = 966,734,670.60 × 299,150,233.20
  4. Step 4: Simplify right side
    644,153,857.20x = 289,198,902,152,515,200
  5. Step 5: Solve for x
    x = 289,198,902,152,515,200/644,153,857.20
  6. Step 6: Final answer
    x = 448,959,357.95

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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.