Home / 77,381,552.68-116,027,820.77-46,288,268.37

Finding the Fourth Proportional to 77,381,552.68, 116,027,820.77 and 46,288,268.37

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Solution

The fourth proportional to 77,381,552.68, 116,027,820.77 and 46,288,268.37 is: 69,405,778.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,381,552.68 : 116,027,820.77 = 46,288,268.37 : x
  2. Step 2: Convert to fraction form
    77,381,552.68/116,027,820.77 = 46,288,268.37/x
  3. Step 3: Cross multiply
    77,381,552.68x = 116,027,820.77 × 46,288,268.37
  4. Step 4: Simplify right side
    77,381,552.68x = 5,370,726,906,188,020
  5. Step 5: Solve for x
    x = 5,370,726,906,188,020/77,381,552.68
  6. Step 6: Final answer
    x = 69,405,778.52

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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.