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Finding the Fourth Proportional to 299,230,530.40, 449,129,230.80 and 184,439,274.40

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Solution

The fourth proportional to 299,230,530.40, 449,129,230.80 and 184,439,274.40 is: 276,833,614.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,230,530.40 : 449,129,230.80 = 184,439,274.40 : x
  2. Step 2: Convert to fraction form
    299,230,530.40/449,129,230.80 = 184,439,274.40/x
  3. Step 3: Cross multiply
    299,230,530.40x = 449,129,230.80 × 184,439,274.40
  4. Step 4: Simplify right side
    299,230,530.40x = 82,837,069,440,582,144
  5. Step 5: Solve for x
    x = 82,837,069,440,582,144/299,230,530.40
  6. Step 6: Final answer
    x = 276,833,614.97

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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.