Home / 406,887,725.73-609,563,563.98-240,394,439.25

Finding the Fourth Proportional to 406,887,725.73, 609,563,563.98 and 240,394,439.25

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Solution

The fourth proportional to 406,887,725.73, 609,563,563.98 and 240,394,439.25 is: 360,137,900.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,887,725.73 : 609,563,563.98 = 240,394,439.25 : x
  2. Step 2: Convert to fraction form
    406,887,725.73/609,563,563.98 = 240,394,439.25/x
  3. Step 3: Cross multiply
    406,887,725.73x = 609,563,563.98 × 240,394,439.25
  4. Step 4: Simplify right side
    406,887,725.73x = 146,535,691,150,203,616
  5. Step 5: Solve for x
    x = 146,535,691,150,203,616/406,887,725.73
  6. Step 6: Final answer
    x = 360,137,900.17

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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.