Home / 150,347,819.20-225,521,728.80-104,998,187.20

Finding the Fourth Proportional to 150,347,819.20, 225,521,728.80 and 104,998,187.20

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Solution

The fourth proportional to 150,347,819.20, 225,521,728.80 and 104,998,187.20 is: 157,497,280.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,347,819.20 : 225,521,728.80 = 104,998,187.20 : x
  2. Step 2: Convert to fraction form
    150,347,819.20/225,521,728.80 = 104,998,187.20/x
  3. Step 3: Cross multiply
    150,347,819.20x = 225,521,728.80 × 104,998,187.20
  4. Step 4: Simplify right side
    150,347,819.20x = 23,679,372,698,210,032
  5. Step 5: Solve for x
    x = 23,679,372,698,210,032/150,347,819.20
  6. Step 6: Final answer
    x = 157,497,280.80

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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.