Home / 7,188,458,762.61-10,783,846,799.10-2,214,178,304.49

Finding the Fourth Proportional to 7,188,458,762.61, 10,783,846,799.10 and 2,214,178,304.49

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Solution

The fourth proportional to 7,188,458,762.61, 10,783,846,799.10 and 2,214,178,304.49 is: 3,321,624,343.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,188,458,762.61 : 10,783,846,799.10 = 2,214,178,304.49 : x
  2. Step 2: Convert to fraction form
    7,188,458,762.61/10,783,846,799.10 = 2,214,178,304.49/x
  3. Step 3: Cross multiply
    7,188,458,762.61x = 10,783,846,799.10 × 2,214,178,304.49
  4. Step 4: Simplify right side
    7,188,458,762.61x = 23,877,359,621,511,151,616
  5. Step 5: Solve for x
    x = 23,877,359,621,511,151,616/7,188,458,762.61
  6. Step 6: Final answer
    x = 3,321,624,343.97

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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.