Home / 493,317,316.85-739,918,374.63-198,200,490.03

Finding the Fourth Proportional to 493,317,316.85, 739,918,374.63 and 198,200,490.03

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Solution

The fourth proportional to 493,317,316.85, 739,918,374.63 and 198,200,490.03 is: 297,277,592.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,317,316.85 : 739,918,374.63 = 198,200,490.03 : x
  2. Step 2: Convert to fraction form
    493,317,316.85/739,918,374.63 = 198,200,490.03/x
  3. Step 3: Cross multiply
    493,317,316.85x = 739,918,374.63 × 198,200,490.03
  4. Step 4: Simplify right side
    493,317,316.85x = 146,652,184,433,867,104
  5. Step 5: Solve for x
    x = 146,652,184,433,867,104/493,317,316.85
  6. Step 6: Final answer
    x = 297,277,592.79

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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.