Home / 89,646,000.87-123,768,600.97-73,165,437.27

Finding the Fourth Proportional to 89,646,000.87, 123,768,600.97 and 73,165,437.27

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Solution

The fourth proportional to 89,646,000.87, 123,768,600.97 and 73,165,437.27 is: 101,014,922.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,646,000.87 : 123,768,600.97 = 73,165,437.27 : x
  2. Step 2: Convert to fraction form
    89,646,000.87/123,768,600.97 = 73,165,437.27/x
  3. Step 3: Cross multiply
    89,646,000.87x = 123,768,600.97 × 73,165,437.27
  4. Step 4: Simplify right side
    89,646,000.87x = 9,055,583,810,220,100
  5. Step 5: Solve for x
    x = 9,055,583,810,220,100/89,646,000.87
  6. Step 6: Final answer
    x = 101,014,922.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.