Home / 77,692,077,036.98-107,215,232,469.58-43,859,372,146.04

Finding the Fourth Proportional to 77,692,077,036.98, 107,215,232,469.58 and 43,859,372,146.04

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Solution

The fourth proportional to 77,692,077,036.98, 107,215,232,469.58 and 43,859,372,146.04 is: 60,526,027,362.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,692,077,036.98 : 107,215,232,469.58 = 43,859,372,146.04 : x
  2. Step 2: Convert to fraction form
    77,692,077,036.98/107,215,232,469.58 = 43,859,372,146.04/x
  3. Step 3: Cross multiply
    77,692,077,036.98x = 107,215,232,469.58 × 43,859,372,146.04
  4. Step 4: Simplify right side
    77,692,077,036.98x = 4,702,392,780,607,500,845,056
  5. Step 5: Solve for x
    x = 4,702,392,780,607,500,845,056/77,692,077,036.98
  6. Step 6: Final answer
    x = 60,526,027,362.73

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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.