Home / 120,310,241.60-180,465,362.40-29,433,830.60

Finding the Fourth Proportional to 120,310,241.60, 180,465,362.40 and 29,433,830.60

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Solution

The fourth proportional to 120,310,241.60, 180,465,362.40 and 29,433,830.60 is: 44,150,745.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,310,241.60 : 180,465,362.40 = 29,433,830.60 : x
  2. Step 2: Convert to fraction form
    120,310,241.60/180,465,362.40 = 29,433,830.60/x
  3. Step 3: Cross multiply
    120,310,241.60x = 180,465,362.40 × 29,433,830.60
  4. Step 4: Simplify right side
    120,310,241.60x = 5,311,786,906,049,210
  5. Step 5: Solve for x
    x = 5,311,786,906,049,210/120,310,241.60
  6. Step 6: Final answer
    x = 44,150,745.90

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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.