Home / 73,772,986.20-110,730,338.10-37,422,421.80

Finding the Fourth Proportional to 73,772,986.20, 110,730,338.10 and 37,422,421.80

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Solution

The fourth proportional to 73,772,986.20, 110,730,338.10 and 37,422,421.80 is: 56,169,576.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,772,986.20 : 110,730,338.10 = 37,422,421.80 : x
  2. Step 2: Convert to fraction form
    73,772,986.20/110,730,338.10 = 37,422,421.80/x
  3. Step 3: Cross multiply
    73,772,986.20x = 110,730,338.10 × 37,422,421.80
  4. Step 4: Simplify right side
    73,772,986.20x = 4,143,797,418,434,810
  5. Step 5: Solve for x
    x = 4,143,797,418,434,810/73,772,986.20
  6. Step 6: Final answer
    x = 56,169,576.86

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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.