Home / 674,352,002.80-1,011,555,997.80-214,277,186.80

Finding the Fourth Proportional to 674,352,002.80, 1,011,555,997.80 and 214,277,186.80

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Solution

The fourth proportional to 674,352,002.80, 1,011,555,997.80 and 214,277,186.80 is: 321,424,675.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,352,002.80 : 1,011,555,997.80 = 214,277,186.80 : x
  2. Step 2: Convert to fraction form
    674,352,002.80/1,011,555,997.80 = 214,277,186.80/x
  3. Step 3: Cross multiply
    674,352,002.80x = 1,011,555,997.80 × 214,277,186.80
  4. Step 4: Simplify right side
    674,352,002.80x = 216,753,373,499,250,976
  5. Step 5: Solve for x
    x = 216,753,373,499,250,976/674,352,002.80
  6. Step 6: Final answer
    x = 321,424,675.24

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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.