Home / 447,584,286.60-671,467,230.90-140,805,048.60

Finding the Fourth Proportional to 447,584,286.60, 671,467,230.90 and 140,805,048.60

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Solution

The fourth proportional to 447,584,286.60, 671,467,230.90 and 140,805,048.60 is: 211,236,137.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,584,286.60 : 671,467,230.90 = 140,805,048.60 : x
  2. Step 2: Convert to fraction form
    447,584,286.60/671,467,230.90 = 140,805,048.60/x
  3. Step 3: Cross multiply
    447,584,286.60x = 671,467,230.90 × 140,805,048.60
  4. Step 4: Simplify right side
    447,584,286.60x = 94,545,976,080,181,920
  5. Step 5: Solve for x
    x = 94,545,976,080,181,920/447,584,286.60
  6. Step 6: Final answer
    x = 211,236,137.89

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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.