Home / 288,251,294.68-397,815,239.82-164,510,484.76

Finding the Fourth Proportional to 288,251,294.68, 397,815,239.82 and 164,510,484.76

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Solution

The fourth proportional to 288,251,294.68, 397,815,239.82 and 164,510,484.76 is: 227,040,707.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,251,294.68 : 397,815,239.82 = 164,510,484.76 : x
  2. Step 2: Convert to fraction form
    288,251,294.68/397,815,239.82 = 164,510,484.76/x
  3. Step 3: Cross multiply
    288,251,294.68x = 397,815,239.82 × 164,510,484.76
  4. Step 4: Simplify right side
    288,251,294.68x = 65,444,777,947,703,848
  5. Step 5: Solve for x
    x = 65,444,777,947,703,848/288,251,294.68
  6. Step 6: Final answer
    x = 227,040,707.73

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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.