Home / 493,317,354.40-739,918,430.82-198,200,527.60

Finding the Fourth Proportional to 493,317,354.40, 739,918,430.82 and 198,200,527.60

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Solution

The fourth proportional to 493,317,354.40, 739,918,430.82 and 198,200,527.60 is: 297,277,649.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,317,354.40 : 739,918,430.82 = 198,200,527.60 : x
  2. Step 2: Convert to fraction form
    493,317,354.40/739,918,430.82 = 198,200,527.60/x
  3. Step 3: Cross multiply
    493,317,354.40x = 739,918,430.82 × 198,200,527.60
  4. Step 4: Simplify right side
    493,317,354.40x = 146,652,223,369,488,096
  5. Step 5: Solve for x
    x = 146,652,223,369,488,096/493,317,354.40
  6. Step 6: Final answer
    x = 297,277,649.09

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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.