Home / 579,377,576.68-799,562,081.12-331,906,760.60

Finding the Fourth Proportional to 579,377,576.68, 799,562,081.12 and 331,906,760.60

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Solution

The fourth proportional to 579,377,576.68, 799,562,081.12 and 331,906,760.60 is: 458,043,374.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,377,576.68 : 799,562,081.12 = 331,906,760.60 : x
  2. Step 2: Convert to fraction form
    579,377,576.68/799,562,081.12 = 331,906,760.60/x
  3. Step 3: Cross multiply
    579,377,576.68x = 799,562,081.12 × 331,906,760.60
  4. Step 4: Simplify right side
    579,377,576.68x = 265,380,060,243,133,632
  5. Step 5: Solve for x
    x = 265,380,060,243,133,632/579,377,576.68
  6. Step 6: Final answer
    x = 458,043,374.35

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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.