Home / 266,407,291.34-399,429,084.92-141,928,530.52

Finding the Fourth Proportional to 266,407,291.34, 399,429,084.92 and 141,928,530.52

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Solution

The fourth proportional to 266,407,291.34, 399,429,084.92 and 141,928,530.52 is: 212,795,914.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,407,291.34 : 399,429,084.92 = 141,928,530.52 : x
  2. Step 2: Convert to fraction form
    266,407,291.34/399,429,084.92 = 141,928,530.52/x
  3. Step 3: Cross multiply
    266,407,291.34x = 399,429,084.92 × 141,928,530.52
  4. Step 4: Simplify right side
    266,407,291.34x = 56,690,383,067,646,744
  5. Step 5: Solve for x
    x = 56,690,383,067,646,744/266,407,291.34
  6. Step 6: Final answer
    x = 212,795,914.04

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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.