Home / 73,507,935.80-110,261,903.70-47,679,903.20

Finding the Fourth Proportional to 73,507,935.80, 110,261,903.70 and 47,679,903.20

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Solution

The fourth proportional to 73,507,935.80, 110,261,903.70 and 47,679,903.20 is: 71,519,854.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,507,935.80 : 110,261,903.70 = 47,679,903.20 : x
  2. Step 2: Convert to fraction form
    73,507,935.80/110,261,903.70 = 47,679,903.20/x
  3. Step 3: Cross multiply
    73,507,935.80x = 110,261,903.70 × 47,679,903.20
  4. Step 4: Simplify right side
    73,507,935.80x = 5,257,276,895,063,722
  5. Step 5: Solve for x
    x = 5,257,276,895,063,722/73,507,935.80
  6. Step 6: Final answer
    x = 71,519,854.80

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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.