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Finding the Fourth Proportional to 570,297,492,039.90, 855,446,238,059.85 and 570,297,492,039.90

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Solution

The fourth proportional to 570,297,492,039.90, 855,446,238,059.85 and 570,297,492,039.90 is: 855,446,238,059.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,297,492,039.90 : 855,446,238,059.85 = 570,297,492,039.90 : x
  2. Step 2: Convert to fraction form
    570,297,492,039.90/855,446,238,059.85 = 570,297,492,039.90/x
  3. Step 3: Cross multiply
    570,297,492,039.90x = 855,446,238,059.85 × 570,297,492,039.90
  4. Step 4: Simplify right side
    570,297,492,039.90x = 487,858,844,140,499,688,751,104
  5. Step 5: Solve for x
    x = 487,858,844,140,499,688,751,104/570,297,492,039.90
  6. Step 6: Final answer
    x = 855,446,238,059.85

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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.