Home / 110,008,330,178.80-165,012,495,268.20-74,443,129,288.60

Finding the Fourth Proportional to 110,008,330,178.80, 165,012,495,268.20 and 74,443,129,288.60

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Solution

The fourth proportional to 110,008,330,178.80, 165,012,495,268.20 and 74,443,129,288.60 is: 111,664,693,932.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,008,330,178.80 : 165,012,495,268.20 = 74,443,129,288.60 : x
  2. Step 2: Convert to fraction form
    110,008,330,178.80/165,012,495,268.20 = 74,443,129,288.60/x
  3. Step 3: Cross multiply
    110,008,330,178.80x = 165,012,495,268.20 × 74,443,129,288.60
  4. Step 4: Simplify right side
    110,008,330,178.80x = 12,284,046,519,485,111,205,888
  5. Step 5: Solve for x
    x = 12,284,046,519,485,111,205,888/110,008,330,178.80
  6. Step 6: Final answer
    x = 111,664,693,932.90

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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.