Home / 1,503,463,296.78-2,074,753,892.70-843,399,403.02

Finding the Fourth Proportional to 1,503,463,296.78, 2,074,753,892.70 and 843,399,403.02

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Solution

The fourth proportional to 1,503,463,296.78, 2,074,753,892.70 and 843,399,403.02 is: 1,163,876,895.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,463,296.78 : 2,074,753,892.70 = 843,399,403.02 : x
  2. Step 2: Convert to fraction form
    1,503,463,296.78/2,074,753,892.70 = 843,399,403.02/x
  3. Step 3: Cross multiply
    1,503,463,296.78x = 2,074,753,892.70 × 843,399,403.02
  4. Step 4: Simplify right side
    1,503,463,296.78x = 1,749,846,194,516,601,088
  5. Step 5: Solve for x
    x = 1,749,846,194,516,601,088/1,503,463,296.78
  6. Step 6: Final answer
    x = 1,163,876,895.61

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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.