Home / 284,957,600,277.90-427,508,749,982.72-131,912,826,355.33

Finding the Fourth Proportional to 284,957,600,277.90, 427,508,749,982.72 and 131,912,826,355.33

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Solution

The fourth proportional to 284,957,600,277.90, 427,508,749,982.72 and 131,912,826,355.33 is: 197,902,731,658.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,957,600,277.90 : 427,508,749,982.72 = 131,912,826,355.33 : x
  2. Step 2: Convert to fraction form
    284,957,600,277.90/427,508,749,982.72 = 131,912,826,355.33/x
  3. Step 3: Cross multiply
    284,957,600,277.90x = 427,508,749,982.72 × 131,912,826,355.33
  4. Step 4: Simplify right side
    284,957,600,277.90x = 56,393,887,501,854,726,684,672
  5. Step 5: Solve for x
    x = 56,393,887,501,854,726,684,672/284,957,600,277.90
  6. Step 6: Final answer
    x = 197,902,731,658.53

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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.