Home / 674,476,952.70-930,493,180.89-451,530,464.16

Finding the Fourth Proportional to 674,476,952.70, 930,493,180.89 and 451,530,464.16

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Solution

The fourth proportional to 674,476,952.70, 930,493,180.89 and 451,530,464.16 is: 622,921,237.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,476,952.70 : 930,493,180.89 = 451,530,464.16 : x
  2. Step 2: Convert to fraction form
    674,476,952.70/930,493,180.89 = 451,530,464.16/x
  3. Step 3: Cross multiply
    674,476,952.70x = 930,493,180.89 × 451,530,464.16
  4. Step 4: Simplify right side
    674,476,952.70x = 420,146,017,864,976,576
  5. Step 5: Solve for x
    x = 420,146,017,864,976,576/674,476,952.70
  6. Step 6: Final answer
    x = 622,921,237.24

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1.5x scale

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.