Home / 573,306,380.77-791,150,400.75-331,912,534.30

Finding the Fourth Proportional to 573,306,380.77, 791,150,400.75 and 331,912,534.30

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Solution

The fourth proportional to 573,306,380.77, 791,150,400.75 and 331,912,534.30 is: 458,032,115.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,306,380.77 : 791,150,400.75 = 331,912,534.30 : x
  2. Step 2: Convert to fraction form
    573,306,380.77/791,150,400.75 = 331,912,534.30/x
  3. Step 3: Cross multiply
    573,306,380.77x = 791,150,400.75 × 331,912,534.30
  4. Step 4: Simplify right side
    573,306,380.77x = 262,592,734,529,114,048
  5. Step 5: Solve for x
    x = 262,592,734,529,114,048/573,306,380.77
  6. Step 6: Final answer
    x = 458,032,115.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.