Home / 399,635,555.30-599,494,441.86-150,850,368.84

Finding the Fourth Proportional to 399,635,555.30, 599,494,441.86 and 150,850,368.84

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Solution

The fourth proportional to 399,635,555.30, 599,494,441.86 and 150,850,368.84 is: 226,291,070.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,635,555.30 : 599,494,441.86 = 150,850,368.84 : x
  2. Step 2: Convert to fraction form
    399,635,555.30/599,494,441.86 = 150,850,368.84/x
  3. Step 3: Cross multiply
    399,635,555.30x = 599,494,441.86 × 150,850,368.84
  4. Step 4: Simplify right side
    399,635,555.30x = 90,433,957,672,110,944
  5. Step 5: Solve for x
    x = 90,433,957,672,110,944/399,635,555.30
  6. Step 6: Final answer
    x = 226,291,070.64

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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.