Home / 77,725,976.27-116,629,314.56-31,701,611.03

Finding the Fourth Proportional to 77,725,976.27, 116,629,314.56 and 31,701,611.03

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Solution

The fourth proportional to 77,725,976.27, 116,629,314.56 and 31,701,611.03 is: 47,568,873.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,725,976.27 : 116,629,314.56 = 31,701,611.03 : x
  2. Step 2: Convert to fraction form
    77,725,976.27/116,629,314.56 = 31,701,611.03/x
  3. Step 3: Cross multiply
    77,725,976.27x = 116,629,314.56 × 31,701,611.03
  4. Step 4: Simplify right side
    77,725,976.27x = 3,697,337,165,088,065
  5. Step 5: Solve for x
    x = 3,697,337,165,088,065/77,725,976.27
  6. Step 6: Final answer
    x = 47,568,873.91

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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.