Home / 253,964,345.76-380,855,176.68-87,922,764.96

Finding the Fourth Proportional to 253,964,345.76, 380,855,176.68 and 87,922,764.96

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Solution

The fourth proportional to 253,964,345.76, 380,855,176.68 and 87,922,764.96 is: 131,852,524.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,964,345.76 : 380,855,176.68 = 87,922,764.96 : x
  2. Step 2: Convert to fraction form
    253,964,345.76/380,855,176.68 = 87,922,764.96/x
  3. Step 3: Cross multiply
    253,964,345.76x = 380,855,176.68 × 87,922,764.96
  4. Step 4: Simplify right side
    253,964,345.76x = 33,485,840,183,034,912
  5. Step 5: Solve for x
    x = 33,485,840,183,034,912/253,964,345.76
  6. Step 6: Final answer
    x = 131,852,524.74

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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.