Home / 91,890,299.48-137,752,022.01-45,846,251.24

Finding the Fourth Proportional to 91,890,299.48, 137,752,022.01 and 45,846,251.24

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Solution

The fourth proportional to 91,890,299.48, 137,752,022.01 and 45,846,251.24 is: 68,727,753.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,890,299.48 : 137,752,022.01 = 45,846,251.24 : x
  2. Step 2: Convert to fraction form
    91,890,299.48/137,752,022.01 = 45,846,251.24/x
  3. Step 3: Cross multiply
    91,890,299.48x = 137,752,022.01 × 45,846,251.24
  4. Step 4: Simplify right side
    91,890,299.48x = 6,315,413,810,118,234
  5. Step 5: Solve for x
    x = 6,315,413,810,118,234/91,890,299.48
  6. Step 6: Final answer
    x = 68,727,753.05

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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.