Home / 320,849,192,010.20-481,273,788,015.30-172,079,724,234.20

Finding the Fourth Proportional to 320,849,192,010.20, 481,273,788,015.30 and 172,079,724,234.20

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Solution

The fourth proportional to 320,849,192,010.20, 481,273,788,015.30 and 172,079,724,234.20 is: 258,119,586,351.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,849,192,010.20 : 481,273,788,015.30 = 172,079,724,234.20 : x
  2. Step 2: Convert to fraction form
    320,849,192,010.20/481,273,788,015.30 = 172,079,724,234.20/x
  3. Step 3: Cross multiply
    320,849,192,010.20x = 481,273,788,015.30 × 172,079,724,234.20
  4. Step 4: Simplify right side
    320,849,192,010.20x = 82,817,460,722,821,654,118,400
  5. Step 5: Solve for x
    x = 82,817,460,722,821,654,118,400/320,849,192,010.20
  6. Step 6: Final answer
    x = 258,119,586,351.30

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Double scale
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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.