Home / 744,214,000-1,116,235,822.08-198,998,049.28

Finding the Fourth Proportional to 744,214,000, 1,116,235,822.08 and 198,998,049.28

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Solution

The fourth proportional to 744,214,000, 1,116,235,822.08 and 198,998,049.28 is: 298,474,297.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,214,000 : 1,116,235,822.08 = 198,998,049.28 : x
  2. Step 2: Convert to fraction form
    744,214,000/1,116,235,822.08 = 198,998,049.28/x
  3. Step 3: Cross multiply
    744,214,000x = 1,116,235,822.08 × 198,998,049.28
  4. Step 4: Simplify right side
    744,214,000x = 222,128,751,130,377,152
  5. Step 5: Solve for x
    x = 222,128,751,130,377,152/744,214,000
  6. Step 6: Final answer
    x = 298,474,297.89

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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.