Home / 282,019,025.12-422,038,851.83-226,550,561.70

Finding the Fourth Proportional to 282,019,025.12, 422,038,851.83 and 226,550,561.70

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Solution

The fourth proportional to 282,019,025.12, 422,038,851.83 and 226,550,561.70 is: 339,030,811.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,019,025.12 : 422,038,851.83 = 226,550,561.70 : x
  2. Step 2: Convert to fraction form
    282,019,025.12/422,038,851.83 = 226,550,561.70/x
  3. Step 3: Cross multiply
    282,019,025.12x = 422,038,851.83 × 226,550,561.70
  4. Step 4: Simplify right side
    282,019,025.12x = 95,613,138,940,237,184
  5. Step 5: Solve for x
    x = 95,613,138,940,237,184/282,019,025.12
  6. Step 6: Final answer
    x = 339,030,811.49

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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.