Home / 848,373,956.81-1,170,737,715.09-491,156,796.04

Finding the Fourth Proportional to 848,373,956.81, 1,170,737,715.09 and 491,156,796.04

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Solution

The fourth proportional to 848,373,956.81, 1,170,737,715.09 and 491,156,796.04 is: 677,785,757.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,373,956.81 : 1,170,737,715.09 = 491,156,796.04 : x
  2. Step 2: Convert to fraction form
    848,373,956.81/1,170,737,715.09 = 491,156,796.04/x
  3. Step 3: Cross multiply
    848,373,956.81x = 1,170,737,715.09 × 491,156,796.04
  4. Step 4: Simplify right side
    848,373,956.81x = 575,015,785,146,794,752
  5. Step 5: Solve for x
    x = 575,015,785,146,794,752/848,373,956.81
  6. Step 6: Final answer
    x = 677,785,757.72

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.