Home / 3,384,653,065.92-5,078,164,116.96-1,315,826,473.68

Finding the Fourth Proportional to 3,384,653,065.92, 5,078,164,116.96 and 1,315,826,473.68

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Solution

The fourth proportional to 3,384,653,065.92, 5,078,164,116.96 and 1,315,826,473.68 is: 1,974,200,206.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,384,653,065.92 : 5,078,164,116.96 = 1,315,826,473.68 : x
  2. Step 2: Convert to fraction form
    3,384,653,065.92/5,078,164,116.96 = 1,315,826,473.68/x
  3. Step 3: Cross multiply
    3,384,653,065.92x = 5,078,164,116.96 × 1,315,826,473.68
  4. Step 4: Simplify right side
    3,384,653,065.92x = 6,681,982,782,787,787,776
  5. Step 5: Solve for x
    x = 6,681,982,782,787,787,776/3,384,653,065.92
  6. Step 6: Final answer
    x = 1,974,200,206.83

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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.