Home / 299,230,472.20-448,467,794.70-145,545,608.20

Finding the Fourth Proportional to 299,230,472.20, 448,467,794.70 and 145,545,608.20

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Solution

The fourth proportional to 299,230,472.20, 448,467,794.70 and 145,545,608.20 is: 218,134,595.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,230,472.20 : 448,467,794.70 = 145,545,608.20 : x
  2. Step 2: Convert to fraction form
    299,230,472.20/448,467,794.70 = 145,545,608.20/x
  3. Step 3: Cross multiply
    299,230,472.20x = 448,467,794.70 × 145,545,608.20
  4. Step 4: Simplify right side
    299,230,472.20x = 65,272,517,937,724,232
  5. Step 5: Solve for x
    x = 65,272,517,937,724,232/299,230,472.20
  6. Step 6: Final answer
    x = 218,134,595.24

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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.