Home / 3,147,984,047.70-4,721,976,071.55-3,102,067,545.30

Finding the Fourth Proportional to 3,147,984,047.70, 4,721,976,071.55 and 3,102,067,545.30

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Solution

The fourth proportional to 3,147,984,047.70, 4,721,976,071.55 and 3,102,067,545.30 is: 4,653,101,317.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,147,984,047.70 : 4,721,976,071.55 = 3,102,067,545.30 : x
  2. Step 2: Convert to fraction form
    3,147,984,047.70/4,721,976,071.55 = 3,102,067,545.30/x
  3. Step 3: Cross multiply
    3,147,984,047.70x = 4,721,976,071.55 × 3,102,067,545.30
  4. Step 4: Simplify right side
    3,147,984,047.70x = 14,647,888,721,238,448,128
  5. Step 5: Solve for x
    x = 14,647,888,721,238,448,128/3,147,984,047.70
  6. Step 6: Final answer
    x = 4,653,101,317.95

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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.