Home / 457,001,269.75-685,500,410.17-165,868,004.71

Finding the Fourth Proportional to 457,001,269.75, 685,500,410.17 and 165,868,004.71

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Solution

The fourth proportional to 457,001,269.75, 685,500,410.17 and 165,868,004.71 is: 248,801,464.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,001,269.75 : 685,500,410.17 = 165,868,004.71 : x
  2. Step 2: Convert to fraction form
    457,001,269.75/685,500,410.17 = 165,868,004.71/x
  3. Step 3: Cross multiply
    457,001,269.75x = 685,500,410.17 × 165,868,004.71
  4. Step 4: Simplify right side
    457,001,269.75x = 113,702,585,262,784,496
  5. Step 5: Solve for x
    x = 113,702,585,262,784,496/457,001,269.75
  6. Step 6: Final answer
    x = 248,801,464.65

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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.