Home / 350,431,323,021.90-525,631,188,778.46-146,140,385,818.86

Finding the Fourth Proportional to 350,431,323,021.90, 525,631,188,778.46 and 146,140,385,818.86

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Solution

The fourth proportional to 350,431,323,021.90, 525,631,188,778.46 and 146,140,385,818.86 is: 219,203,991,424.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,431,323,021.90 : 525,631,188,778.46 = 146,140,385,818.86 : x
  2. Step 2: Convert to fraction form
    350,431,323,021.90/525,631,188,778.46 = 146,140,385,818.86/x
  3. Step 3: Cross multiply
    350,431,323,021.90x = 525,631,188,778.46 × 146,140,385,818.86
  4. Step 4: Simplify right side
    350,431,323,021.90x = 76,815,944,726,510,179,450,880
  5. Step 5: Solve for x
    x = 76,815,944,726,510,179,450,880/350,431,323,021.90
  6. Step 6: Final answer
    x = 219,203,991,424.33

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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.