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Finding the Fourth Proportional to 242,508,750.67, 363,757,873.86 and 67,627,118.40

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Solution

The fourth proportional to 242,508,750.67, 363,757,873.86 and 67,627,118.40 is: 101,439,212.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,508,750.67 : 363,757,873.86 = 67,627,118.40 : x
  2. Step 2: Convert to fraction form
    242,508,750.67/363,757,873.86 = 67,627,118.40/x
  3. Step 3: Cross multiply
    242,508,750.67x = 363,757,873.86 × 67,627,118.40
  4. Step 4: Simplify right side
    242,508,750.67x = 24,599,896,804,462,488
  5. Step 5: Solve for x
    x = 24,599,896,804,462,488/242,508,750.67
  6. Step 6: Final answer
    x = 101,439,212.96

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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.