Home / 67,980,155.61-93,812,628.23-37,040,324.88

Finding the Fourth Proportional to 67,980,155.61, 93,812,628.23 and 37,040,324.88

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Solution

The fourth proportional to 67,980,155.61, 93,812,628.23 and 37,040,324.88 is: 51,115,655.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,980,155.61 : 93,812,628.23 = 37,040,324.88 : x
  2. Step 2: Convert to fraction form
    67,980,155.61/93,812,628.23 = 37,040,324.88/x
  3. Step 3: Cross multiply
    67,980,155.61x = 93,812,628.23 × 37,040,324.88
  4. Step 4: Simplify right side
    67,980,155.61x = 3,474,850,227,485,860
  5. Step 5: Solve for x
    x = 3,474,850,227,485,860/67,980,155.61
  6. Step 6: Final answer
    x = 51,115,655.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.