Home / 55,947,850,345.78-83,965,294,474.32-39,049,885,343.50

Finding the Fourth Proportional to 55,947,850,345.78, 83,965,294,474.32 and 39,049,885,343.50

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Solution

The fourth proportional to 55,947,850,345.78, 83,965,294,474.32 and 39,049,885,343.50 is: 58,605,202,912.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,947,850,345.78 : 83,965,294,474.32 = 39,049,885,343.50 : x
  2. Step 2: Convert to fraction form
    55,947,850,345.78/83,965,294,474.32 = 39,049,885,343.50/x
  3. Step 3: Cross multiply
    55,947,850,345.78x = 83,965,294,474.32 × 39,049,885,343.50
  4. Step 4: Simplify right side
    55,947,850,345.78x = 3,278,835,122,055,410,614,272
  5. Step 5: Solve for x
    x = 3,278,835,122,055,410,614,272/55,947,850,345.78
  6. Step 6: Final answer
    x = 58,605,202,912.91

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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.