Home / 118,504,343.70-163,536,234.36-66,294,251.25

Finding the Fourth Proportional to 118,504,343.70, 163,536,234.36 and 66,294,251.25

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Solution

The fourth proportional to 118,504,343.70, 163,536,234.36 and 66,294,251.25 is: 91,486,201.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,504,343.70 : 163,536,234.36 = 66,294,251.25 : x
  2. Step 2: Convert to fraction form
    118,504,343.70/163,536,234.36 = 66,294,251.25/x
  3. Step 3: Cross multiply
    118,504,343.70x = 163,536,234.36 × 66,294,251.25
  4. Step 4: Simplify right side
    118,504,343.70x = 10,841,512,209,140,724
  5. Step 5: Solve for x
    x = 10,841,512,209,140,724/118,504,343.70
  6. Step 6: Final answer
    x = 91,486,201.02

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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.