Home / 317,016,205.20-475,524,307.80-285,271,462.80

Finding the Fourth Proportional to 317,016,205.20, 475,524,307.80 and 285,271,462.80

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Solution

The fourth proportional to 317,016,205.20, 475,524,307.80 and 285,271,462.80 is: 427,907,194.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,016,205.20 : 475,524,307.80 = 285,271,462.80 : x
  2. Step 2: Convert to fraction form
    317,016,205.20/475,524,307.80 = 285,271,462.80/x
  3. Step 3: Cross multiply
    317,016,205.20x = 475,524,307.80 × 285,271,462.80
  4. Step 4: Simplify right side
    317,016,205.20x = 135,653,514,883,063,456
  5. Step 5: Solve for x
    x = 135,653,514,883,063,456/317,016,205.20
  6. Step 6: Final answer
    x = 427,907,194.20

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.