Home / 317,530,072.96-476,210,078.84-87,444,463.48

Finding the Fourth Proportional to 317,530,072.96, 476,210,078.84 and 87,444,463.48

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Solution

The fourth proportional to 317,530,072.96, 476,210,078.84 and 87,444,463.48 is: 131,143,278.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,530,072.96 : 476,210,078.84 = 87,444,463.48 : x
  2. Step 2: Convert to fraction form
    317,530,072.96/476,210,078.84 = 87,444,463.48/x
  3. Step 3: Cross multiply
    317,530,072.96x = 476,210,078.84 × 87,444,463.48
  4. Step 4: Simplify right side
    317,530,072.96x = 41,641,934,846,960,384
  5. Step 5: Solve for x
    x = 41,641,934,846,960,384/317,530,072.96
  6. Step 6: Final answer
    x = 131,143,278.68

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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.