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Finding the Fourth Proportional to 111,261,203, 166,915,686 and 37,492,270.64

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Solution

The fourth proportional to 111,261,203, 166,915,686 and 37,492,270.64 is: 56,246,453.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,261,203 : 166,915,686 = 37,492,270.64 : x
  2. Step 2: Convert to fraction form
    111,261,203/166,915,686 = 37,492,270.64/x
  3. Step 3: Cross multiply
    111,261,203x = 166,915,686 × 37,492,270.64
  4. Step 4: Simplify right side
    111,261,203x = 6,258,048,073,573,259
  5. Step 5: Solve for x
    x = 6,258,048,073,573,259/111,261,203
  6. Step 6: Final answer
    x = 56,246,453.43

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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.