Home / 1,867,967,279.93-2,802,658,587.54-1,121,504,337.90

Finding the Fourth Proportional to 1,867,967,279.93, 2,802,658,587.54 and 1,121,504,337.90

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Solution

The fourth proportional to 1,867,967,279.93, 2,802,658,587.54 and 1,121,504,337.90 is: 1,682,681,381.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867,967,279.93 : 2,802,658,587.54 = 1,121,504,337.90 : x
  2. Step 2: Convert to fraction form
    1,867,967,279.93/2,802,658,587.54 = 1,121,504,337.90/x
  3. Step 3: Cross multiply
    1,867,967,279.93x = 2,802,658,587.54 × 1,121,504,337.90
  4. Step 4: Simplify right side
    1,867,967,279.93x = 3,143,193,763,578,797,056
  5. Step 5: Solve for x
    x = 3,143,193,763,578,797,056/1,867,967,279.93
  6. Step 6: Final answer
    x = 1,682,681,381.71

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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.