Home / 343,150,721,353.68-514,800,544,124.28-104,379,164,687.76

Finding the Fourth Proportional to 343,150,721,353.68, 514,800,544,124.28 and 104,379,164,687.76

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Solution

The fourth proportional to 343,150,721,353.68, 514,800,544,124.28 and 104,379,164,687.76 is: 156,591,396,819.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,150,721,353.68 : 514,800,544,124.28 = 104,379,164,687.76 : x
  2. Step 2: Convert to fraction form
    343,150,721,353.68/514,800,544,124.28 = 104,379,164,687.76/x
  3. Step 3: Cross multiply
    343,150,721,353.68x = 514,800,544,124.28 × 104,379,164,687.76
  4. Step 4: Simplify right side
    343,150,721,353.68x = 53,734,450,776,496,679,157,760
  5. Step 5: Solve for x
    x = 53,734,450,776,496,679,157,760/343,150,721,353.68
  6. Step 6: Final answer
    x = 156,591,396,819.81

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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.