Home / 7,188,458,687.40-10,783,846,686.36-2,214,178,229.50

Finding the Fourth Proportional to 7,188,458,687.40, 10,783,846,686.36 and 2,214,178,229.50

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Solution

The fourth proportional to 7,188,458,687.40, 10,783,846,686.36 and 2,214,178,229.50 is: 3,321,624,231.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,188,458,687.40 : 10,783,846,686.36 = 2,214,178,229.50 : x
  2. Step 2: Convert to fraction form
    7,188,458,687.40/10,783,846,686.36 = 2,214,178,229.50/x
  3. Step 3: Cross multiply
    7,188,458,687.40x = 10,783,846,686.36 × 2,214,178,229.50
  4. Step 4: Simplify right side
    7,188,458,687.40x = 23,877,358,563,204,026,368
  5. Step 5: Solve for x
    x = 23,877,358,563,204,026,368/7,188,458,687.40
  6. Step 6: Final answer
    x = 3,321,624,231.50

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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.