Home / 221,735,123.20-332,224,771.20-189,234,553.60

Finding the Fourth Proportional to 221,735,123.20, 332,224,771.20 and 189,234,553.60

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Solution

The fourth proportional to 221,735,123.20, 332,224,771.20 and 189,234,553.60 is: 283,529,309.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,735,123.20 : 332,224,771.20 = 189,234,553.60 : x
  2. Step 2: Convert to fraction form
    221,735,123.20/332,224,771.20 = 189,234,553.60/x
  3. Step 3: Cross multiply
    221,735,123.20x = 332,224,771.20 × 189,234,553.60
  4. Step 4: Simplify right side
    221,735,123.20x = 62,868,406,272,894,136
  5. Step 5: Solve for x
    x = 62,868,406,272,894,136/221,735,123.20
  6. Step 6: Final answer
    x = 283,529,309.05

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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.