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Finding the Fourth Proportional to 111,488,069.60, 167,232,104.40 and 111,488,069.60

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Solution

The fourth proportional to 111,488,069.60, 167,232,104.40 and 111,488,069.60 is: 167,232,104.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,488,069.60 : 167,232,104.40 = 111,488,069.60 : x
  2. Step 2: Convert to fraction form
    111,488,069.60/167,232,104.40 = 111,488,069.60/x
  3. Step 3: Cross multiply
    111,488,069.60x = 167,232,104.40 × 111,488,069.60
  4. Step 4: Simplify right side
    111,488,069.60x = 18,644,384,494,701,664
  5. Step 5: Solve for x
    x = 18,644,384,494,701,664/111,488,069.60
  6. Step 6: Final answer
    x = 167,232,104.40

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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.