Home / 89,546,530.80-134,286,618.60-28,964,233.20

Finding the Fourth Proportional to 89,546,530.80, 134,286,618.60 and 28,964,233.20

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Solution

The fourth proportional to 89,546,530.80, 134,286,618.60 and 28,964,233.20 is: 43,435,618.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,546,530.80 : 134,286,618.60 = 28,964,233.20 : x
  2. Step 2: Convert to fraction form
    89,546,530.80/134,286,618.60 = 28,964,233.20/x
  3. Step 3: Cross multiply
    89,546,530.80x = 134,286,618.60 × 28,964,233.20
  4. Step 4: Simplify right side
    89,546,530.80x = 3,889,508,936,769,857
  5. Step 5: Solve for x
    x = 3,889,508,936,769,857/89,546,530.80
  6. Step 6: Final answer
    x = 43,435,618.35

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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.