Home / 1,296,699,773.43-1,945,824,310.59-1,191,201,463.92

Finding the Fourth Proportional to 1,296,699,773.43, 1,945,824,310.59 and 1,191,201,463.92

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Solution

The fourth proportional to 1,296,699,773.43, 1,945,824,310.59 and 1,191,201,463.92 is: 1,787,513,821.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,699,773.43 : 1,945,824,310.59 = 1,191,201,463.92 : x
  2. Step 2: Convert to fraction form
    1,296,699,773.43/1,945,824,310.59 = 1,191,201,463.92/x
  3. Step 3: Cross multiply
    1,296,699,773.43x = 1,945,824,310.59 × 1,191,201,463.92
  4. Step 4: Simplify right side
    1,296,699,773.43x = 2,317,868,767,305,932,800
  5. Step 5: Solve for x
    x = 2,317,868,767,305,932,800/1,296,699,773.43
  6. Step 6: Final answer
    x = 1,787,513,821.47

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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.