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Finding the Fourth Proportional to 50,154,538.05, 75,231,807.08 and 50,154,538.05

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Solution

The fourth proportional to 50,154,538.05, 75,231,807.08 and 50,154,538.05 is: 75,231,807.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,154,538.05 : 75,231,807.08 = 50,154,538.05 : x
  2. Step 2: Convert to fraction form
    50,154,538.05/75,231,807.08 = 50,154,538.05/x
  3. Step 3: Cross multiply
    50,154,538.05x = 75,231,807.08 × 50,154,538.05
  4. Step 4: Simplify right side
    50,154,538.05x = 3,773,216,530,513,346.50
  5. Step 5: Solve for x
    x = 3,773,216,530,513,346.50/50,154,538.05
  6. Step 6: Final answer
    x = 75,231,807.08

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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.