Home / 111,078,410.49-166,725,085.46-53,611,136.37

Finding the Fourth Proportional to 111,078,410.49, 166,725,085.46 and 53,611,136.37

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Solution

The fourth proportional to 111,078,410.49, 166,725,085.46 and 53,611,136.37 is: 80,468,573.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,078,410.49 : 166,725,085.46 = 53,611,136.37 : x
  2. Step 2: Convert to fraction form
    111,078,410.49/166,725,085.46 = 53,611,136.37/x
  3. Step 3: Cross multiply
    111,078,410.49x = 166,725,085.46 × 53,611,136.37
  4. Step 4: Simplify right side
    111,078,410.49x = 8,938,321,292,627,909
  5. Step 5: Solve for x
    x = 8,938,321,292,627,909/111,078,410.49
  6. Step 6: Final answer
    x = 80,468,573.98

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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.