Home / 664,774,440.62-997,181,975.42-228,068,999.01

Finding the Fourth Proportional to 664,774,440.62, 997,181,975.42 and 228,068,999.01

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Solution

The fourth proportional to 664,774,440.62, 997,181,975.42 and 228,068,999.01 is: 342,110,467.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,774,440.62 : 997,181,975.42 = 228,068,999.01 : x
  2. Step 2: Convert to fraction form
    664,774,440.62/997,181,975.42 = 228,068,999.01/x
  3. Step 3: Cross multiply
    664,774,440.62x = 997,181,975.42 × 228,068,999.01
  4. Step 4: Simplify right side
    664,774,440.62x = 227,426,294,963,713,472
  5. Step 5: Solve for x
    x = 227,426,294,963,713,472/664,774,440.62
  6. Step 6: Final answer
    x = 342,110,467.96

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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.