Home / 275,220,821.20-412,831,231.80-93,467,999.20

Finding the Fourth Proportional to 275,220,821.20, 412,831,231.80 and 93,467,999.20

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Solution

The fourth proportional to 275,220,821.20, 412,831,231.80 and 93,467,999.20 is: 140,201,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,220,821.20 : 412,831,231.80 = 93,467,999.20 : x
  2. Step 2: Convert to fraction form
    275,220,821.20/412,831,231.80 = 93,467,999.20/x
  3. Step 3: Cross multiply
    275,220,821.20x = 412,831,231.80 × 93,467,999.20
  4. Step 4: Simplify right side
    275,220,821.20x = 38,586,509,243,617,416
  5. Step 5: Solve for x
    x = 38,586,509,243,617,416/275,220,821.20
  6. Step 6: Final answer
    x = 140,201,998.80

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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.