Home / 7,188,458,685.40-10,783,846,683.36-2,214,178,227.49

Finding the Fourth Proportional to 7,188,458,685.40, 10,783,846,683.36 and 2,214,178,227.49

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Solution

The fourth proportional to 7,188,458,685.40, 10,783,846,683.36 and 2,214,178,227.49 is: 3,321,624,228.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,188,458,685.40 : 10,783,846,683.36 = 2,214,178,227.49 : x
  2. Step 2: Convert to fraction form
    7,188,458,685.40/10,783,846,683.36 = 2,214,178,227.49/x
  3. Step 3: Cross multiply
    7,188,458,685.40x = 10,783,846,683.36 × 2,214,178,227.49
  4. Step 4: Simplify right side
    7,188,458,685.40x = 23,877,358,534,885,957,632
  5. Step 5: Solve for x
    x = 23,877,358,534,885,957,632/7,188,458,685.40
  6. Step 6: Final answer
    x = 3,321,624,228.48

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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.