Home / 297,640,539.59-446,431,940.98-90,380,747.52

Finding the Fourth Proportional to 297,640,539.59, 446,431,940.98 and 90,380,747.52

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Solution

The fourth proportional to 297,640,539.59, 446,431,940.98 and 90,380,747.52 is: 135,562,355.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,640,539.59 : 446,431,940.98 = 90,380,747.52 : x
  2. Step 2: Convert to fraction form
    297,640,539.59/446,431,940.98 = 90,380,747.52/x
  3. Step 3: Cross multiply
    297,640,539.59x = 446,431,940.98 × 90,380,747.52
  4. Step 4: Simplify right side
    297,640,539.59x = 40,348,852,542,350,968
  5. Step 5: Solve for x
    x = 40,348,852,542,350,968/297,640,539.59
  6. Step 6: Final answer
    x = 135,562,355.18

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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.