Home / 250,454,288.85-345,483,321.24-156,204,807.07

Finding the Fourth Proportional to 250,454,288.85, 345,483,321.24 and 156,204,807.07

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Solution

The fourth proportional to 250,454,288.85, 345,483,321.24 and 156,204,807.07 is: 215,473,074.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,454,288.85 : 345,483,321.24 = 156,204,807.07 : x
  2. Step 2: Convert to fraction form
    250,454,288.85/345,483,321.24 = 156,204,807.07/x
  3. Step 3: Cross multiply
    250,454,288.85x = 345,483,321.24 × 156,204,807.07
  4. Step 4: Simplify right side
    250,454,288.85x = 53,966,155,540,197,032
  5. Step 5: Solve for x
    x = 53,966,155,540,197,032/250,454,288.85
  6. Step 6: Final answer
    x = 215,473,074.10

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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.