Home / 89,669,460.30-134,504,190.45-73,726,230.30

Finding the Fourth Proportional to 89,669,460.30, 134,504,190.45 and 73,726,230.30

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Solution

The fourth proportional to 89,669,460.30, 134,504,190.45 and 73,726,230.30 is: 110,589,345.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,669,460.30 : 134,504,190.45 = 73,726,230.30 : x
  2. Step 2: Convert to fraction form
    89,669,460.30/134,504,190.45 = 73,726,230.30/x
  3. Step 3: Cross multiply
    89,669,460.30x = 134,504,190.45 × 73,726,230.30
  4. Step 4: Simplify right side
    89,669,460.30x = 9,916,486,921,431,760
  5. Step 5: Solve for x
    x = 9,916,486,921,431,760/89,669,460.30
  6. Step 6: Final answer
    x = 110,589,345.45

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Double scale
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1.5x scale

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.