Home / 317,045,131.20-475,567,696.80-213,733,000.80

Finding the Fourth Proportional to 317,045,131.20, 475,567,696.80 and 213,733,000.80

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Solution

The fourth proportional to 317,045,131.20, 475,567,696.80 and 213,733,000.80 is: 320,599,501.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,045,131.20 : 475,567,696.80 = 213,733,000.80 : x
  2. Step 2: Convert to fraction form
    317,045,131.20/475,567,696.80 = 213,733,000.80/x
  3. Step 3: Cross multiply
    317,045,131.20x = 475,567,696.80 × 213,733,000.80
  4. Step 4: Simplify right side
    317,045,131.20x = 101,644,510,920,608,560
  5. Step 5: Solve for x
    x = 101,644,510,920,608,560/317,045,131.20
  6. Step 6: Final answer
    x = 320,599,501.20

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1.5x scale

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.