Home / 85,680,735.22-118,238,204-48,510,056.36

Finding the Fourth Proportional to 85,680,735.22, 118,238,204 and 48,510,056.36

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Solution

The fourth proportional to 85,680,735.22, 118,238,204 and 48,510,056.36 is: 66,943,192.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,680,735.22 : 118,238,204 = 48,510,056.36 : x
  2. Step 2: Convert to fraction form
    85,680,735.22/118,238,204 = 48,510,056.36/x
  3. Step 3: Cross multiply
    85,680,735.22x = 118,238,204 × 48,510,056.36
  4. Step 4: Simplify right side
    85,680,735.22x = 5,735,741,939,945,177
  5. Step 5: Solve for x
    x = 5,735,741,939,945,177/85,680,735.22
  6. Step 6: Final answer
    x = 66,943,192.37

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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.