Home / 381,351,760.40-572,027,640.60-295,258,318.40

Finding the Fourth Proportional to 381,351,760.40, 572,027,640.60 and 295,258,318.40

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Solution

The fourth proportional to 381,351,760.40, 572,027,640.60 and 295,258,318.40 is: 442,887,477.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,351,760.40 : 572,027,640.60 = 295,258,318.40 : x
  2. Step 2: Convert to fraction form
    381,351,760.40/572,027,640.60 = 295,258,318.40/x
  3. Step 3: Cross multiply
    381,351,760.40x = 572,027,640.60 × 295,258,318.40
  4. Step 4: Simplify right side
    381,351,760.40x = 168,895,919,241,875,552
  5. Step 5: Solve for x
    x = 168,895,919,241,875,552/381,351,760.40
  6. Step 6: Final answer
    x = 442,887,477.60

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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.