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Finding the Fourth Proportional to 356,238,114.68, 534,357,172.02 and 356,238,114.68

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Solution

The fourth proportional to 356,238,114.68, 534,357,172.02 and 356,238,114.68 is: 534,357,172.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,238,114.68 : 534,357,172.02 = 356,238,114.68 : x
  2. Step 2: Convert to fraction form
    356,238,114.68/534,357,172.02 = 356,238,114.68/x
  3. Step 3: Cross multiply
    356,238,114.68x = 534,357,172.02 × 356,238,114.68
  4. Step 4: Simplify right side
    356,238,114.68x = 190,358,391,523,469,472
  5. Step 5: Solve for x
    x = 190,358,391,523,469,472/356,238,114.68
  6. Step 6: Final answer
    x = 534,357,172.02

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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.