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Finding the Fourth Proportional to 117,539,622.60, 176,309,433.90 and 117,539,622.60

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Solution

The fourth proportional to 117,539,622.60, 176,309,433.90 and 117,539,622.60 is: 176,309,433.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,539,622.60 : 176,309,433.90 = 117,539,622.60 : x
  2. Step 2: Convert to fraction form
    117,539,622.60/176,309,433.90 = 117,539,622.60/x
  3. Step 3: Cross multiply
    117,539,622.60x = 176,309,433.90 × 117,539,622.60
  4. Step 4: Simplify right side
    117,539,622.60x = 20,723,344,321,425,644
  5. Step 5: Solve for x
    x = 20,723,344,321,425,644/117,539,622.60
  6. Step 6: Final answer
    x = 176,309,433.90

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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.