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Finding the Fourth Proportional to 590,465,197.80, 885,697,796.70 and 262,940,077.80

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Solution

The fourth proportional to 590,465,197.80, 885,697,796.70 and 262,940,077.80 is: 394,410,116.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,465,197.80 : 885,697,796.70 = 262,940,077.80 : x
  2. Step 2: Convert to fraction form
    590,465,197.80/885,697,796.70 = 262,940,077.80/x
  3. Step 3: Cross multiply
    590,465,197.80x = 885,697,796.70 × 262,940,077.80
  4. Step 4: Simplify right side
    590,465,197.80x = 232,885,447,571,586,592
  5. Step 5: Solve for x
    x = 232,885,447,571,586,592/590,465,197.80
  6. Step 6: Final answer
    x = 394,410,116.70

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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.