Home / 77,427,865.14-116,222,507.37-34,327,336.74

Finding the Fourth Proportional to 77,427,865.14, 116,222,507.37 and 34,327,336.74

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Solution

The fourth proportional to 77,427,865.14, 116,222,507.37 and 34,327,336.74 is: 51,526,787.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,427,865.14 : 116,222,507.37 = 34,327,336.74 : x
  2. Step 2: Convert to fraction form
    77,427,865.14/116,222,507.37 = 34,327,336.74/x
  3. Step 3: Cross multiply
    77,427,865.14x = 116,222,507.37 × 34,327,336.74
  4. Step 4: Simplify right side
    77,427,865.14x = 3,989,609,147,257,122
  5. Step 5: Solve for x
    x = 3,989,609,147,257,122/77,427,865.14
  6. Step 6: Final answer
    x = 51,526,787.42

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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.