Home / 7,188,459,616.40-10,783,848,081.77-2,214,179,160.98

Finding the Fourth Proportional to 7,188,459,616.40, 10,783,848,081.77 and 2,214,179,160.98

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Solution

The fourth proportional to 7,188,459,616.40, 10,783,848,081.77 and 2,214,179,160.98 is: 3,321,625,629.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,188,459,616.40 : 10,783,848,081.77 = 2,214,179,160.98 : x
  2. Step 2: Convert to fraction form
    7,188,459,616.40/10,783,848,081.77 = 2,214,179,160.98/x
  3. Step 3: Cross multiply
    7,188,459,616.40x = 10,783,848,081.77 × 2,214,179,160.98
  4. Step 4: Simplify right side
    7,188,459,616.40x = 23,877,371,697,764,290,560
  5. Step 5: Solve for x
    x = 23,877,371,697,764,290,560/7,188,459,616.40
  6. Step 6: Final answer
    x = 3,321,625,629.41

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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.