Home / 37,568,344,964.57-51,844,349,457.97-20,421,198,243.77

Finding the Fourth Proportional to 37,568,344,964.57, 51,844,349,457.97 and 20,421,198,243.77

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Solution

The fourth proportional to 37,568,344,964.57, 51,844,349,457.97 and 20,421,198,243.77 is: 28,181,271,735.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,568,344,964.57 : 51,844,349,457.97 = 20,421,198,243.77 : x
  2. Step 2: Convert to fraction form
    37,568,344,964.57/51,844,349,457.97 = 20,421,198,243.77/x
  3. Step 3: Cross multiply
    37,568,344,964.57x = 51,844,349,457.97 × 20,421,198,243.77
  4. Step 4: Simplify right side
    37,568,344,964.57x = 1,058,723,738,100,495,155,200
  5. Step 5: Solve for x
    x = 1,058,723,738,100,495,155,200/37,568,344,964.57
  6. Step 6: Final answer
    x = 28,181,271,735.53

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1.5x scale

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.