Home / 1,165,950,563,449.20-1,749,164,377,754.40-400,939,361,236.42

Finding the Fourth Proportional to 1,165,950,563,449.20, 1,749,164,377,754.40 and 400,939,361,236.42

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Solution

The fourth proportional to 1,165,950,563,449.20, 1,749,164,377,754.40 and 400,939,361,236.42 is: 601,491,066,859.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,950,563,449.20 : 1,749,164,377,754.40 = 400,939,361,236.42 : x
  2. Step 2: Convert to fraction form
    1,165,950,563,449.20/1,749,164,377,754.40 = 400,939,361,236.42/x
  3. Step 3: Cross multiply
    1,165,950,563,449.20x = 1,749,164,377,754.40 × 400,939,361,236.42
  4. Step 4: Simplify right side
    1,165,950,563,449.20x = 701,308,848,314,349,160,235,008
  5. Step 5: Solve for x
    x = 701,308,848,314,349,160,235,008/1,165,950,563,449.20
  6. Step 6: Final answer
    x = 601,491,066,859.38

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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.