Home / 479,362,753.56-661,977,473.92-453,247,369.15

Finding the Fourth Proportional to 479,362,753.56, 661,977,473.92 and 453,247,369.15

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Solution

The fourth proportional to 479,362,753.56, 661,977,473.92 and 453,247,369.15 is: 625,913,353.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,362,753.56 : 661,977,473.92 = 453,247,369.15 : x
  2. Step 2: Convert to fraction form
    479,362,753.56/661,977,473.92 = 453,247,369.15/x
  3. Step 3: Cross multiply
    479,362,753.56x = 661,977,473.92 × 453,247,369.15
  4. Step 4: Simplify right side
    479,362,753.56x = 300,039,548,489,714,304
  5. Step 5: Solve for x
    x = 300,039,548,489,714,304/479,362,753.56
  6. Step 6: Final answer
    x = 625,913,353.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.