Home / 346,520,887.20-478,222,286.21-195,761,254.83

Finding the Fourth Proportional to 346,520,887.20, 478,222,286.21 and 195,761,254.83

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Solution

The fourth proportional to 346,520,887.20, 478,222,286.21 and 195,761,254.83 is: 270,163,786.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,520,887.20 : 478,222,286.21 = 195,761,254.83 : x
  2. Step 2: Convert to fraction form
    346,520,887.20/478,222,286.21 = 195,761,254.83/x
  3. Step 3: Cross multiply
    346,520,887.20x = 478,222,286.21 × 195,761,254.83
  4. Step 4: Simplify right side
    346,520,887.20x = 93,617,394,835,162,208
  5. Step 5: Solve for x
    x = 93,617,394,835,162,208/346,520,887.20
  6. Step 6: Final answer
    x = 270,163,786.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.