Home / 456,192,230.80-684,288,346.20-274,345,805.20

Finding the Fourth Proportional to 456,192,230.80, 684,288,346.20 and 274,345,805.20

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Solution

The fourth proportional to 456,192,230.80, 684,288,346.20 and 274,345,805.20 is: 411,518,707.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,192,230.80 : 684,288,346.20 = 274,345,805.20 : x
  2. Step 2: Convert to fraction form
    456,192,230.80/684,288,346.20 = 274,345,805.20/x
  3. Step 3: Cross multiply
    456,192,230.80x = 684,288,346.20 × 274,345,805.20
  4. Step 4: Simplify right side
    456,192,230.80x = 187,731,637,327,215,360
  5. Step 5: Solve for x
    x = 187,731,637,327,215,360/456,192,230.80
  6. Step 6: Final answer
    x = 411,518,707.80

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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.