Home / 198,807,284,439.67-274,354,890,399.90-112,000,895,737.74

Finding the Fourth Proportional to 198,807,284,439.67, 274,354,890,399.90 and 112,000,895,737.74

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Solution

The fourth proportional to 198,807,284,439.67, 274,354,890,399.90 and 112,000,895,737.74 is: 154,561,708,145.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,807,284,439.67 : 274,354,890,399.90 = 112,000,895,737.74 : x
  2. Step 2: Convert to fraction form
    198,807,284,439.67/274,354,890,399.90 = 112,000,895,737.74/x
  3. Step 3: Cross multiply
    198,807,284,439.67x = 274,354,890,399.90 × 112,000,895,737.74
  4. Step 4: Simplify right side
    198,807,284,439.67x = 30,727,993,474,818,286,551,040
  5. Step 5: Solve for x
    x = 30,727,993,474,818,286,551,040/198,807,284,439.67
  6. Step 6: Final answer
    x = 154,561,708,145.78

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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.