Home / 133,762,912.68-200,578,725.16-54,965,145.49

Finding the Fourth Proportional to 133,762,912.68, 200,578,725.16 and 54,965,145.49

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Solution

The fourth proportional to 133,762,912.68, 200,578,725.16 and 54,965,145.49 is: 82,420,744.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,762,912.68 : 200,578,725.16 = 54,965,145.49 : x
  2. Step 2: Convert to fraction form
    133,762,912.68/200,578,725.16 = 54,965,145.49/x
  3. Step 3: Cross multiply
    133,762,912.68x = 200,578,725.16 × 54,965,145.49
  4. Step 4: Simplify right side
    133,762,912.68x = 11,024,838,811,107,318
  5. Step 5: Solve for x
    x = 11,024,838,811,107,318/133,762,912.68
  6. Step 6: Final answer
    x = 82,420,744.21

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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.