Home / 168,035,994.50-251,910,221.79-64,479,511.96

Finding the Fourth Proportional to 168,035,994.50, 251,910,221.79 and 64,479,511.96

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Solution

The fourth proportional to 168,035,994.50, 251,910,221.79 and 64,479,511.96 is: 96,664,099.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,035,994.50 : 251,910,221.79 = 64,479,511.96 : x
  2. Step 2: Convert to fraction form
    168,035,994.50/251,910,221.79 = 64,479,511.96/x
  3. Step 3: Cross multiply
    168,035,994.50x = 251,910,221.79 × 64,479,511.96
  4. Step 4: Simplify right side
    168,035,994.50x = 16,243,048,158,003,562
  5. Step 5: Solve for x
    x = 16,243,048,158,003,562/168,035,994.50
  6. Step 6: Final answer
    x = 96,664,099.89

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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.