Home / 73,387,551.80-110,080,890.30-18,800,031.80

Finding the Fourth Proportional to 73,387,551.80, 110,080,890.30 and 18,800,031.80

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Solution

The fourth proportional to 73,387,551.80, 110,080,890.30 and 18,800,031.80 is: 28,199,935.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,387,551.80 : 110,080,890.30 = 18,800,031.80 : x
  2. Step 2: Convert to fraction form
    73,387,551.80/110,080,890.30 = 18,800,031.80/x
  3. Step 3: Cross multiply
    73,387,551.80x = 110,080,890.30 × 18,800,031.80
  4. Step 4: Simplify right side
    73,387,551.80x = 2,069,524,238,212,311.50
  5. Step 5: Solve for x
    x = 2,069,524,238,212,311.50/73,387,551.80
  6. Step 6: Final answer
    x = 28,199,935.65

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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.