Home / 266,382,536,308.12-399,597,294,338.78-75,156,247,355.82

Finding the Fourth Proportional to 266,382,536,308.12, 399,597,294,338.78 and 75,156,247,355.82

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Solution

The fourth proportional to 266,382,536,308.12, 399,597,294,338.78 and 75,156,247,355.82 is: 112,740,998,386.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,382,536,308.12 : 399,597,294,338.78 = 75,156,247,355.82 : x
  2. Step 2: Convert to fraction form
    266,382,536,308.12/399,597,294,338.78 = 75,156,247,355.82/x
  3. Step 3: Cross multiply
    266,382,536,308.12x = 399,597,294,338.78 × 75,156,247,355.82
  4. Step 4: Simplify right side
    266,382,536,308.12x = 30,032,233,096,039,765,114,880
  5. Step 5: Solve for x
    x = 30,032,233,096,039,765,114,880/266,382,536,308.12
  6. Step 6: Final answer
    x = 112,740,998,386.25

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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.