Home / 3,143,121,364.80-4,714,682,047.20-932,410,785.60

Finding the Fourth Proportional to 3,143,121,364.80, 4,714,682,047.20 and 932,410,785.60

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Solution

The fourth proportional to 3,143,121,364.80, 4,714,682,047.20 and 932,410,785.60 is: 1,398,616,178.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143,121,364.80 : 4,714,682,047.20 = 932,410,785.60 : x
  2. Step 2: Convert to fraction form
    3,143,121,364.80/4,714,682,047.20 = 932,410,785.60/x
  3. Step 3: Cross multiply
    3,143,121,364.80x = 4,714,682,047.20 × 932,410,785.60
  4. Step 4: Simplify right side
    3,143,121,364.80x = 4,396,020,391,483,968,000
  5. Step 5: Solve for x
    x = 4,396,020,391,483,968,000/3,143,121,364.80
  6. Step 6: Final answer
    x = 1,398,616,178.40

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1.5x scale

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.