Home / 493,148,651.68-680,536,799.04-273,127,353.76

Finding the Fourth Proportional to 493,148,651.68, 680,536,799.04 and 273,127,353.76

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Solution

The fourth proportional to 493,148,651.68, 680,536,799.04 and 273,127,353.76 is: 376,911,128.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,148,651.68 : 680,536,799.04 = 273,127,353.76 : x
  2. Step 2: Convert to fraction form
    493,148,651.68/680,536,799.04 = 273,127,353.76/x
  3. Step 3: Cross multiply
    493,148,651.68x = 680,536,799.04 × 273,127,353.76
  4. Step 4: Simplify right side
    493,148,651.68x = 185,873,215,058,096,096
  5. Step 5: Solve for x
    x = 185,873,215,058,096,096/493,148,651.68
  6. Step 6: Final answer
    x = 376,911,128.98

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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.