Home / 664,774,433.87-997,181,965.29-228,068,992.26

Finding the Fourth Proportional to 664,774,433.87, 997,181,965.29 and 228,068,992.26

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Solution

The fourth proportional to 664,774,433.87, 997,181,965.29 and 228,068,992.26 is: 342,110,457.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,774,433.87 : 997,181,965.29 = 228,068,992.26 : x
  2. Step 2: Convert to fraction form
    664,774,433.87/997,181,965.29 = 228,068,992.26/x
  3. Step 3: Cross multiply
    664,774,433.87x = 997,181,965.29 × 228,068,992.26
  4. Step 4: Simplify right side
    664,774,433.87x = 227,426,285,923,536,576
  5. Step 5: Solve for x
    x = 227,426,285,923,536,576/664,774,433.87
  6. Step 6: Final answer
    x = 342,110,457.83

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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.