Home / 66,568,151,957.78-99,886,557,715.34-31,199,100,626.27

Finding the Fourth Proportional to 66,568,151,957.78, 99,886,557,715.34 and 31,199,100,626.27

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Solution

The fourth proportional to 66,568,151,957.78, 99,886,557,715.34 and 31,199,100,626.27 is: 46,814,740,588.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,568,151,957.78 : 99,886,557,715.34 = 31,199,100,626.27 : x
  2. Step 2: Convert to fraction form
    66,568,151,957.78/99,886,557,715.34 = 31,199,100,626.27/x
  3. Step 3: Cross multiply
    66,568,151,957.78x = 99,886,557,715.34 × 31,199,100,626.27
  4. Step 4: Simplify right side
    66,568,151,957.78x = 3,116,370,765,372,662,480,896
  5. Step 5: Solve for x
    x = 3,116,370,765,372,662,480,896/66,568,151,957.78
  6. Step 6: Final answer
    x = 46,814,740,588.70

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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.