Home / 317,952,992.20-476,929,488.30-264,205,280.20

Finding the Fourth Proportional to 317,952,992.20, 476,929,488.30 and 264,205,280.20

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Solution

The fourth proportional to 317,952,992.20, 476,929,488.30 and 264,205,280.20 is: 396,307,920.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,952,992.20 : 476,929,488.30 = 264,205,280.20 : x
  2. Step 2: Convert to fraction form
    317,952,992.20/476,929,488.30 = 264,205,280.20/x
  3. Step 3: Cross multiply
    317,952,992.20x = 476,929,488.30 × 264,205,280.20
  4. Step 4: Simplify right side
    317,952,992.20x = 126,007,289,091,944,112
  5. Step 5: Solve for x
    x = 126,007,289,091,944,112/317,952,992.20
  6. Step 6: Final answer
    x = 396,307,920.30

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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.