Home / 294,690,719.53-442,342,676.19-217,055,286.80

Finding the Fourth Proportional to 294,690,719.53, 442,342,676.19 and 217,055,286.80

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Solution

The fourth proportional to 294,690,719.53, 442,342,676.19 and 217,055,286.80 is: 325,808,755.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,690,719.53 : 442,342,676.19 = 217,055,286.80 : x
  2. Step 2: Convert to fraction form
    294,690,719.53/442,342,676.19 = 217,055,286.80/x
  3. Step 3: Cross multiply
    294,690,719.53x = 442,342,676.19 × 217,055,286.80
  4. Step 4: Simplify right side
    294,690,719.53x = 96,012,816,444,561,024
  5. Step 5: Solve for x
    x = 96,012,816,444,561,024/294,690,719.53
  6. Step 6: Final answer
    x = 325,808,755.01

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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.