Home / 57,982,942.80-86,984,911.80-29,156,533.20

Finding the Fourth Proportional to 57,982,942.80, 86,984,911.80 and 29,156,533.20

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Solution

The fourth proportional to 57,982,942.80, 86,984,911.80 and 29,156,533.20 is: 43,740,078.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,982,942.80 : 86,984,911.80 = 29,156,533.20 : x
  2. Step 2: Convert to fraction form
    57,982,942.80/86,984,911.80 = 29,156,533.20/x
  3. Step 3: Cross multiply
    57,982,942.80x = 86,984,911.80 × 29,156,533.20
  4. Step 4: Simplify right side
    57,982,942.80x = 2,536,178,468,795,771.50
  5. Step 5: Solve for x
    x = 2,536,178,468,795,771.50/57,982,942.80
  6. Step 6: Final answer
    x = 43,740,078.48

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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.