Home / 381,198,596.80-570,354,967.68-225,835,814.56

Finding the Fourth Proportional to 381,198,596.80, 570,354,967.68 and 225,835,814.56

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Solution

The fourth proportional to 381,198,596.80, 570,354,967.68 and 225,835,814.56 is: 337,898,879.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,198,596.80 : 570,354,967.68 = 225,835,814.56 : x
  2. Step 2: Convert to fraction form
    381,198,596.80/570,354,967.68 = 225,835,814.56/x
  3. Step 3: Cross multiply
    381,198,596.80x = 570,354,967.68 × 225,835,814.56
  4. Step 4: Simplify right side
    381,198,596.80x = 128,806,578,714,355,264
  5. Step 5: Solve for x
    x = 128,806,578,714,355,264/381,198,596.80
  6. Step 6: Final answer
    x = 337,898,879.47

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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.