Home / 250,394,133.52-345,543,904.24-145,976,605.84

Finding the Fourth Proportional to 250,394,133.52, 345,543,904.24 and 145,976,605.84

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Solution

The fourth proportional to 250,394,133.52, 345,543,904.24 and 145,976,605.84 is: 201,447,716.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,394,133.52 : 345,543,904.24 = 145,976,605.84 : x
  2. Step 2: Convert to fraction form
    250,394,133.52/345,543,904.24 = 145,976,605.84/x
  3. Step 3: Cross multiply
    250,394,133.52x = 345,543,904.24 × 145,976,605.84
  4. Step 4: Simplify right side
    250,394,133.52x = 50,441,326,309,657,184
  5. Step 5: Solve for x
    x = 50,441,326,309,657,184/250,394,133.52
  6. Step 6: Final answer
    x = 201,447,716.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.