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Finding the Fourth Proportional to 266,942,117.20, 374,256,441.20 and 266,942,117.20

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Solution

The fourth proportional to 266,942,117.20, 374,256,441.20 and 266,942,117.20 is: 374,256,441.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,942,117.20 : 374,256,441.20 = 266,942,117.20 : x
  2. Step 2: Convert to fraction form
    266,942,117.20/374,256,441.20 = 266,942,117.20/x
  3. Step 3: Cross multiply
    266,942,117.20x = 374,256,441.20 × 266,942,117.20
  4. Step 4: Simplify right side
    266,942,117.20x = 99,904,806,789,665,296
  5. Step 5: Solve for x
    x = 99,904,806,789,665,296/266,942,117.20
  6. Step 6: Final answer
    x = 374,256,441.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.