Home / 82,802,652.20-114,268,113.75-47,517,651.61

Finding the Fourth Proportional to 82,802,652.20, 114,268,113.75 and 47,517,651.61

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Solution

The fourth proportional to 82,802,652.20, 114,268,113.75 and 47,517,651.61 is: 65,574,619.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,802,652.20 : 114,268,113.75 = 47,517,651.61 : x
  2. Step 2: Convert to fraction form
    82,802,652.20/114,268,113.75 = 47,517,651.61/x
  3. Step 3: Cross multiply
    82,802,652.20x = 114,268,113.75 × 47,517,651.61
  4. Step 4: Simplify right side
    82,802,652.20x = 5,429,752,419,678,854
  5. Step 5: Solve for x
    x = 5,429,752,419,678,854/82,802,652.20
  6. Step 6: Final answer
    x = 65,574,619.60

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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.