Home / 73,507,930.80-110,261,896.20-47,679,898.20

Finding the Fourth Proportional to 73,507,930.80, 110,261,896.20 and 47,679,898.20

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Solution

The fourth proportional to 73,507,930.80, 110,261,896.20 and 47,679,898.20 is: 71,519,847.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,507,930.80 : 110,261,896.20 = 47,679,898.20 : x
  2. Step 2: Convert to fraction form
    73,507,930.80/110,261,896.20 = 47,679,898.20/x
  3. Step 3: Cross multiply
    73,507,930.80x = 110,261,896.20 × 47,679,898.20
  4. Step 4: Simplify right side
    73,507,930.80x = 5,257,275,986,154,967
  5. Step 5: Solve for x
    x = 5,257,275,986,154,967/73,507,930.80
  6. Step 6: Final answer
    x = 71,519,847.30

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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.