Home / 65,554,542.64-90,465,285-36,185,891.92

Finding the Fourth Proportional to 65,554,542.64, 90,465,285 and 36,185,891.92

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Solution

The fourth proportional to 65,554,542.64, 90,465,285 and 36,185,891.92 is: 49,936,539.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,554,542.64 : 90,465,285 = 36,185,891.92 : x
  2. Step 2: Convert to fraction form
    65,554,542.64/90,465,285 = 36,185,891.92/x
  3. Step 3: Cross multiply
    65,554,542.64x = 90,465,285 × 36,185,891.92
  4. Step 4: Simplify right side
    65,554,542.64x = 3,273,567,025,521,997.50
  5. Step 5: Solve for x
    x = 3,273,567,025,521,997.50/65,554,542.64
  6. Step 6: Final answer
    x = 49,936,539.77

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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.