Home / 129,166,655,986.60-193,749,983,979.90-94,338,138,610.60

Finding the Fourth Proportional to 129,166,655,986.60, 193,749,983,979.90 and 94,338,138,610.60

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Solution

The fourth proportional to 129,166,655,986.60, 193,749,983,979.90 and 94,338,138,610.60 is: 141,507,207,915.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,166,655,986.60 : 193,749,983,979.90 = 94,338,138,610.60 : x
  2. Step 2: Convert to fraction form
    129,166,655,986.60/193,749,983,979.90 = 94,338,138,610.60/x
  3. Step 3: Cross multiply
    129,166,655,986.60x = 193,749,983,979.90 × 94,338,138,610.60
  4. Step 4: Simplify right side
    129,166,655,986.60x = 18,278,012,844,497,336,008,704
  5. Step 5: Solve for x
    x = 18,278,012,844,497,336,008,704/129,166,655,986.60
  6. Step 6: Final answer
    x = 141,507,207,915.90

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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.