Home / 347,268,756.40-479,213,284.80-206,146,009.06

Finding the Fourth Proportional to 347,268,756.40, 479,213,284.80 and 206,146,009.06

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Solution

The fourth proportional to 347,268,756.40, 479,213,284.80 and 206,146,009.06 is: 284,471,045.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,268,756.40 : 479,213,284.80 = 206,146,009.06 : x
  2. Step 2: Convert to fraction form
    347,268,756.40/479,213,284.80 = 206,146,009.06/x
  3. Step 3: Cross multiply
    347,268,756.40x = 479,213,284.80 × 206,146,009.06
  4. Step 4: Simplify right side
    347,268,756.40x = 98,787,906,150,053,168
  5. Step 5: Solve for x
    x = 98,787,906,150,053,168/347,268,756.40
  6. Step 6: Final answer
    x = 284,471,045.35

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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.