Home / 792,021,938.40-1,188,458,060.40-332,006,608.80

Finding the Fourth Proportional to 792,021,938.40, 1,188,458,060.40 and 332,006,608.80

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Solution

The fourth proportional to 792,021,938.40, 1,188,458,060.40 and 332,006,608.80 is: 498,188,132.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,021,938.40 : 1,188,458,060.40 = 332,006,608.80 : x
  2. Step 2: Convert to fraction form
    792,021,938.40/1,188,458,060.40 = 332,006,608.80/x
  3. Step 3: Cross multiply
    792,021,938.40x = 1,188,458,060.40 × 332,006,608.80
  4. Step 4: Simplify right side
    792,021,938.40x = 394,575,930,334,429,632
  5. Step 5: Solve for x
    x = 394,575,930,334,429,632/792,021,938.40
  6. Step 6: Final answer
    x = 498,188,132.43

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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.