Home / 317,396,117.20-476,094,175.80-87,400,699.60

Finding the Fourth Proportional to 317,396,117.20, 476,094,175.80 and 87,400,699.60

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Solution

The fourth proportional to 317,396,117.20, 476,094,175.80 and 87,400,699.60 is: 131,101,049.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,396,117.20 : 476,094,175.80 = 87,400,699.60 : x
  2. Step 2: Convert to fraction form
    317,396,117.20/476,094,175.80 = 87,400,699.60/x
  3. Step 3: Cross multiply
    317,396,117.20x = 476,094,175.80 × 87,400,699.60
  4. Step 4: Simplify right side
    317,396,117.20x = 41,610,964,040,405,384
  5. Step 5: Solve for x
    x = 41,610,964,040,405,384/317,396,117.20
  6. Step 6: Final answer
    x = 131,101,049.40

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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.