Home / 1,780,976,491,728.60-2,671,464,737,592.90-931,704,863,338.20

Finding the Fourth Proportional to 1,780,976,491,728.60, 2,671,464,737,592.90 and 931,704,863,338.20

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Solution

The fourth proportional to 1,780,976,491,728.60, 2,671,464,737,592.90 and 931,704,863,338.20 is: 1,397,557,295,007.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,976,491,728.60 : 2,671,464,737,592.90 = 931,704,863,338.20 : x
  2. Step 2: Convert to fraction form
    1,780,976,491,728.60/2,671,464,737,592.90 = 931,704,863,338.20/x
  3. Step 3: Cross multiply
    1,780,976,491,728.60x = 2,671,464,737,592.90 × 931,704,863,338.20
  4. Step 4: Simplify right side
    1,780,976,491,728.60x = 2,489,016,688,251,813,171,822,592
  5. Step 5: Solve for x
    x = 2,489,016,688,251,813,171,822,592/1,780,976,491,728.60
  6. Step 6: Final answer
    x = 1,397,557,295,007.30

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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.