Home / 538,510,218.10-807,765,327.15-446,677,213.30

Finding the Fourth Proportional to 538,510,218.10, 807,765,327.15 and 446,677,213.30

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Solution

The fourth proportional to 538,510,218.10, 807,765,327.15 and 446,677,213.30 is: 670,015,819.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,510,218.10 : 807,765,327.15 = 446,677,213.30 : x
  2. Step 2: Convert to fraction form
    538,510,218.10/807,765,327.15 = 446,677,213.30/x
  3. Step 3: Cross multiply
    538,510,218.10x = 807,765,327.15 × 446,677,213.30
  4. Step 4: Simplify right side
    538,510,218.10x = 360,810,365,331,724,800
  5. Step 5: Solve for x
    x = 360,810,365,331,724,800/538,510,218.10
  6. Step 6: Final answer
    x = 670,015,819.95

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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.