Home / 576,587,286.38-864,992,204.40-188,305,731.74

Finding the Fourth Proportional to 576,587,286.38, 864,992,204.40 and 188,305,731.74

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Solution

The fourth proportional to 576,587,286.38, 864,992,204.40 and 188,305,731.74 is: 282,494,938.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,587,286.38 : 864,992,204.40 = 188,305,731.74 : x
  2. Step 2: Convert to fraction form
    576,587,286.38/864,992,204.40 = 188,305,731.74/x
  3. Step 3: Cross multiply
    576,587,286.38x = 864,992,204.40 × 188,305,731.74
  4. Step 4: Simplify right side
    576,587,286.38x = 162,882,989,998,937,664
  5. Step 5: Solve for x
    x = 162,882,989,998,937,664/576,587,286.38
  6. Step 6: Final answer
    x = 282,494,938.49

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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.