Home / 1,165,950,563,456.70-1,749,164,377,765.70-400,939,361,243.95

Finding the Fourth Proportional to 1,165,950,563,456.70, 1,749,164,377,765.70 and 400,939,361,243.95

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Solution

The fourth proportional to 1,165,950,563,456.70, 1,749,164,377,765.70 and 400,939,361,243.95 is: 601,491,066,870.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,950,563,456.70 : 1,749,164,377,765.70 = 400,939,361,243.95 : x
  2. Step 2: Convert to fraction form
    1,165,950,563,456.70/1,749,164,377,765.70 = 400,939,361,243.95/x
  3. Step 3: Cross multiply
    1,165,950,563,456.70x = 1,749,164,377,765.70 × 400,939,361,243.95
  4. Step 4: Simplify right side
    1,165,950,563,456.70x = 701,308,848,332,051,002,163,200
  5. Step 5: Solve for x
    x = 701,308,848,332,051,002,163,200/1,165,950,563,456.70
  6. Step 6: Final answer
    x = 601,491,066,870.69

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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.