Home / 30,395,882,418.18-45,584,644,145.20-9,142,689,119.05

Finding the Fourth Proportional to 30,395,882,418.18, 45,584,644,145.20 and 9,142,689,119.05

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Solution

The fourth proportional to 30,395,882,418.18, 45,584,644,145.20 and 9,142,689,119.05 is: 13,711,272,608.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,395,882,418.18 : 45,584,644,145.20 = 9,142,689,119.05 : x
  2. Step 2: Convert to fraction form
    30,395,882,418.18/45,584,644,145.20 = 9,142,689,119.05/x
  3. Step 3: Cross multiply
    30,395,882,418.18x = 45,584,644,145.20 × 9,142,689,119.05
  4. Step 4: Simplify right side
    30,395,882,418.18x = 416,766,230,022,086,262,784
  5. Step 5: Solve for x
    x = 416,766,230,022,086,262,784/30,395,882,418.18
  6. Step 6: Final answer
    x = 13,711,272,608.85

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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.