Home / 56,865,372,768.03-78,476,681,198.75-31,490,844,099.81

Finding the Fourth Proportional to 56,865,372,768.03, 78,476,681,198.75 and 31,490,844,099.81

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Solution

The fourth proportional to 56,865,372,768.03, 78,476,681,198.75 and 31,490,844,099.81 is: 43,458,730,907.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,865,372,768.03 : 78,476,681,198.75 = 31,490,844,099.81 : x
  2. Step 2: Convert to fraction form
    56,865,372,768.03/78,476,681,198.75 = 31,490,844,099.81/x
  3. Step 3: Cross multiply
    56,865,372,768.03x = 78,476,681,198.75 × 31,490,844,099.81
  4. Step 4: Simplify right side
    56,865,372,768.03x = 2,471,296,933,100,327,010,304
  5. Step 5: Solve for x
    x = 2,471,296,933,100,327,010,304/56,865,372,768.03
  6. Step 6: Final answer
    x = 43,458,730,907.85

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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.