Home / 72,068,800.52-108,275,660.38-46,211,761.64

Finding the Fourth Proportional to 72,068,800.52, 108,275,660.38 and 46,211,761.64

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Solution

The fourth proportional to 72,068,800.52, 108,275,660.38 and 46,211,761.64 is: 69,428,226.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,068,800.52 : 108,275,660.38 = 46,211,761.64 : x
  2. Step 2: Convert to fraction form
    72,068,800.52/108,275,660.38 = 46,211,761.64/x
  3. Step 3: Cross multiply
    72,068,800.52x = 108,275,660.38 × 46,211,761.64
  4. Step 4: Simplify right side
    72,068,800.52x = 5,003,609,008,894,152
  5. Step 5: Solve for x
    x = 5,003,609,008,894,152/72,068,800.52
  6. Step 6: Final answer
    x = 69,428,226.54

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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.