Home / 155,187,784.44-214,154,253.27-85,576,099.32

Finding the Fourth Proportional to 155,187,784.44, 214,154,253.27 and 85,576,099.32

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Solution

The fourth proportional to 155,187,784.44, 214,154,253.27 and 85,576,099.32 is: 118,092,320.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,187,784.44 : 214,154,253.27 = 85,576,099.32 : x
  2. Step 2: Convert to fraction form
    155,187,784.44/214,154,253.27 = 85,576,099.32/x
  3. Step 3: Cross multiply
    155,187,784.44x = 214,154,253.27 × 85,576,099.32
  4. Step 4: Simplify right side
    155,187,784.44x = 18,326,485,647,633,956
  5. Step 5: Solve for x
    x = 18,326,485,647,633,956/155,187,784.44
  6. Step 6: Final answer
    x = 118,092,320.95

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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.