Home / 133,452,145.80-200,178,218.70-42,584,920.20

Finding the Fourth Proportional to 133,452,145.80, 200,178,218.70 and 42,584,920.20

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Solution

The fourth proportional to 133,452,145.80, 200,178,218.70 and 42,584,920.20 is: 63,877,380.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,452,145.80 : 200,178,218.70 = 42,584,920.20 : x
  2. Step 2: Convert to fraction form
    133,452,145.80/200,178,218.70 = 42,584,920.20/x
  3. Step 3: Cross multiply
    133,452,145.80x = 200,178,218.70 × 42,584,920.20
  4. Step 4: Simplify right side
    133,452,145.80x = 8,524,573,469,117,648
  5. Step 5: Solve for x
    x = 8,524,573,469,117,648/133,452,145.80
  6. Step 6: Final answer
    x = 63,877,380.30

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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.