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Finding the Fourth Proportional to 333,068,603.05, 459,682,773.74 and 191,912,799.13

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Solution

The fourth proportional to 333,068,603.05, 459,682,773.74 and 191,912,799.13 is: 264,867,378.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,068,603.05 : 459,682,773.74 = 191,912,799.13 : x
  2. Step 2: Convert to fraction form
    333,068,603.05/459,682,773.74 = 191,912,799.13/x
  3. Step 3: Cross multiply
    333,068,603.05x = 459,682,773.74 × 191,912,799.13
  4. Step 4: Simplify right side
    333,068,603.05x = 88,219,007,820,285,856
  5. Step 5: Solve for x
    x = 88,219,007,820,285,856/333,068,603.05
  6. Step 6: Final answer
    x = 264,867,378.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.