Home / 221,796,505.60-332,688,537.60-100,627,763.20

Finding the Fourth Proportional to 221,796,505.60, 332,688,537.60 and 100,627,763.20

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Solution

The fourth proportional to 221,796,505.60, 332,688,537.60 and 100,627,763.20 is: 150,938,822.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,796,505.60 : 332,688,537.60 = 100,627,763.20 : x
  2. Step 2: Convert to fraction form
    221,796,505.60/332,688,537.60 = 100,627,763.20/x
  3. Step 3: Cross multiply
    221,796,505.60x = 332,688,537.60 × 100,627,763.20
  4. Step 4: Simplify right side
    221,796,505.60x = 33,477,703,380,967,100
  5. Step 5: Solve for x
    x = 33,477,703,380,967,100/221,796,505.60
  6. Step 6: Final answer
    x = 150,938,822.46

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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.