Home / 484,918,521.75-727,384,086.05-161,802,393.75

Finding the Fourth Proportional to 484,918,521.75, 727,384,086.05 and 161,802,393.75

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Solution

The fourth proportional to 484,918,521.75, 727,384,086.05 and 161,802,393.75 is: 242,705,693.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,918,521.75 : 727,384,086.05 = 161,802,393.75 : x
  2. Step 2: Convert to fraction form
    484,918,521.75/727,384,086.05 = 161,802,393.75/x
  3. Step 3: Cross multiply
    484,918,521.75x = 727,384,086.05 × 161,802,393.75
  4. Step 4: Simplify right side
    484,918,521.75x = 117,692,486,297,736,960
  5. Step 5: Solve for x
    x = 117,692,486,297,736,960/484,918,521.75
  6. Step 6: Final answer
    x = 242,705,693.88

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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.