Home / 446,046,687.11-668,840,293.06-200,192,558.96

Finding the Fourth Proportional to 446,046,687.11, 668,840,293.06 and 200,192,558.96

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Solution

The fourth proportional to 446,046,687.11, 668,840,293.06 and 200,192,558.96 is: 300,185,728.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,046,687.11 : 668,840,293.06 = 200,192,558.96 : x
  2. Step 2: Convert to fraction form
    446,046,687.11/668,840,293.06 = 200,192,558.96/x
  3. Step 3: Cross multiply
    446,046,687.11x = 668,840,293.06 × 200,192,558.96
  4. Step 4: Simplify right side
    446,046,687.11x = 133,896,849,803,237,728
  5. Step 5: Solve for x
    x = 133,896,849,803,237,728/446,046,687.11
  6. Step 6: Final answer
    x = 300,185,728.70

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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.