Home / 89,444,131.20-123,430,042.08-50,287,564.80

Finding the Fourth Proportional to 89,444,131.20, 123,430,042.08 and 50,287,564.80

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Solution

The fourth proportional to 89,444,131.20, 123,430,042.08 and 50,287,564.80 is: 69,395,232.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,444,131.20 : 123,430,042.08 = 50,287,564.80 : x
  2. Step 2: Convert to fraction form
    89,444,131.20/123,430,042.08 = 50,287,564.80/x
  3. Step 3: Cross multiply
    89,444,131.20x = 123,430,042.08 × 50,287,564.80
  4. Step 4: Simplify right side
    89,444,131.20x = 6,206,996,239,364,726
  5. Step 5: Solve for x
    x = 6,206,996,239,364,726/89,444,131.20
  6. Step 6: Final answer
    x = 69,395,232.04

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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.