Home / 285,057,372.58-427,430,184.28-226,346,891.25

Finding the Fourth Proportional to 285,057,372.58, 427,430,184.28 and 226,346,891.25

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Solution

The fourth proportional to 285,057,372.58, 427,430,184.28 and 226,346,891.25 is: 339,396,566.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,057,372.58 : 427,430,184.28 = 226,346,891.25 : x
  2. Step 2: Convert to fraction form
    285,057,372.58/427,430,184.28 = 226,346,891.25/x
  3. Step 3: Cross multiply
    285,057,372.58x = 427,430,184.28 × 226,346,891.25
  4. Step 4: Simplify right side
    285,057,372.58x = 96,747,493,439,252,160
  5. Step 5: Solve for x
    x = 96,747,493,439,252,160/285,057,372.58
  6. Step 6: Final answer
    x = 339,396,566.25

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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.