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Finding the Fourth Proportional to 419,484,096,069.60, 629,226,144,104.40 and 419,484,096,069.60

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Solution

The fourth proportional to 419,484,096,069.60, 629,226,144,104.40 and 419,484,096,069.60 is: 629,226,144,104.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,484,096,069.60 : 629,226,144,104.40 = 419,484,096,069.60 : x
  2. Step 2: Convert to fraction form
    419,484,096,069.60/629,226,144,104.40 = 419,484,096,069.60/x
  3. Step 3: Cross multiply
    419,484,096,069.60x = 629,226,144,104.40 × 419,484,096,069.60
  4. Step 4: Simplify right side
    419,484,096,069.60x = 263,950,360,282,994,109,841,408
  5. Step 5: Solve for x
    x = 263,950,360,282,994,109,841,408/419,484,096,069.60
  6. Step 6: Final answer
    x = 629,226,144,104.40

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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.