Home / 648,100,162.56-894,383,800.92-369,655,784.04

Finding the Fourth Proportional to 648,100,162.56, 894,383,800.92 and 369,655,784.04

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Solution

The fourth proportional to 648,100,162.56, 894,383,800.92 and 369,655,784.04 is: 510,128,162.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,100,162.56 : 894,383,800.92 = 369,655,784.04 : x
  2. Step 2: Convert to fraction form
    648,100,162.56/894,383,800.92 = 369,655,784.04/x
  3. Step 3: Cross multiply
    648,100,162.56x = 894,383,800.92 × 369,655,784.04
  4. Step 4: Simplify right side
    648,100,162.56x = 330,614,145,161,757,888
  5. Step 5: Solve for x
    x = 330,614,145,161,757,888/648,100,162.56
  6. Step 6: Final answer
    x = 510,128,162.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.