Home / 3,121,458,093,928.20-4,307,262,808,689.60-1,732,597,747,339.70

Finding the Fourth Proportional to 3,121,458,093,928.20, 4,307,262,808,689.60 and 1,732,597,747,339.70

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Solution

The fourth proportional to 3,121,458,093,928.20, 4,307,262,808,689.60 and 1,732,597,747,339.70 is: 2,390,790,974,913.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,121,458,093,928.20 : 4,307,262,808,689.60 = 1,732,597,747,339.70 : x
  2. Step 2: Convert to fraction form
    3,121,458,093,928.20/4,307,262,808,689.60 = 1,732,597,747,339.70/x
  3. Step 3: Cross multiply
    3,121,458,093,928.20x = 4,307,262,808,689.60 × 1,732,597,747,339.70
  4. Step 4: Simplify right side
    3,121,458,093,928.20x = 7,462,753,839,535,670,209,544,192
  5. Step 5: Solve for x
    x = 7,462,753,839,535,670,209,544,192/3,121,458,093,928.20
  6. Step 6: Final answer
    x = 2,390,790,974,913.96

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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.