Home / 873,990,010.80-1,310,985,016.20-227,757,754.80

Finding the Fourth Proportional to 873,990,010.80, 1,310,985,016.20 and 227,757,754.80

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Solution

The fourth proportional to 873,990,010.80, 1,310,985,016.20 and 227,757,754.80 is: 341,636,632.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,990,010.80 : 1,310,985,016.20 = 227,757,754.80 : x
  2. Step 2: Convert to fraction form
    873,990,010.80/1,310,985,016.20 = 227,757,754.80/x
  3. Step 3: Cross multiply
    873,990,010.80x = 1,310,985,016.20 × 227,757,754.80
  4. Step 4: Simplify right side
    873,990,010.80x = 298,587,003,866,153,664
  5. Step 5: Solve for x
    x = 298,587,003,866,153,664/873,990,010.80
  6. Step 6: Final answer
    x = 341,636,632.20

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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.