Home / 211,145,714.50-316,306,249.83-100,323,674.92

Finding the Fourth Proportional to 211,145,714.50, 316,306,249.83 and 100,323,674.92

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Solution

The fourth proportional to 211,145,714.50, 316,306,249.83 and 100,323,674.92 is: 150,289,601.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,145,714.50 : 316,306,249.83 = 100,323,674.92 : x
  2. Step 2: Convert to fraction form
    211,145,714.50/316,306,249.83 = 100,323,674.92/x
  3. Step 3: Cross multiply
    211,145,714.50x = 316,306,249.83 × 100,323,674.92
  4. Step 4: Simplify right side
    211,145,714.50x = 31,733,005,383,109,224
  5. Step 5: Solve for x
    x = 31,733,005,383,109,224/211,145,714.50
  6. Step 6: Final answer
    x = 150,289,601.94

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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.