Home / 57,960,089.20-86,940,133.80-40,953,977.20

Finding the Fourth Proportional to 57,960,089.20, 86,940,133.80 and 40,953,977.20

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Solution

The fourth proportional to 57,960,089.20, 86,940,133.80 and 40,953,977.20 is: 61,430,965.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,960,089.20 : 86,940,133.80 = 40,953,977.20 : x
  2. Step 2: Convert to fraction form
    57,960,089.20/86,940,133.80 = 40,953,977.20/x
  3. Step 3: Cross multiply
    57,960,089.20x = 86,940,133.80 × 40,953,977.20
  4. Step 4: Simplify right side
    57,960,089.20x = 3,560,544,257,410,149.50
  5. Step 5: Solve for x
    x = 3,560,544,257,410,149.50/57,960,089.20
  6. Step 6: Final answer
    x = 61,430,965.80

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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.