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Finding the Fourth Proportional to 73,852,244.40, 110,798,843.40 and 30,741,754.80

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Solution

The fourth proportional to 73,852,244.40, 110,798,843.40 and 30,741,754.80 is: 46,121,155.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,852,244.40 : 110,798,843.40 = 30,741,754.80 : x
  2. Step 2: Convert to fraction form
    73,852,244.40/110,798,843.40 = 30,741,754.80/x
  3. Step 3: Cross multiply
    73,852,244.40x = 110,798,843.40 × 30,741,754.80
  4. Step 4: Simplify right side
    73,852,244.40x = 3,406,150,875,926,398.50
  5. Step 5: Solve for x
    x = 3,406,150,875,926,398.50/73,852,244.40
  6. Step 6: Final answer
    x = 46,121,155.88

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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.