Home / 12,223,147,736.20-18,334,721,604.30-8,271,458,748.40

Finding the Fourth Proportional to 12,223,147,736.20, 18,334,721,604.30 and 8,271,458,748.40

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Solution

The fourth proportional to 12,223,147,736.20, 18,334,721,604.30 and 8,271,458,748.40 is: 12,407,188,122.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,223,147,736.20 : 18,334,721,604.30 = 8,271,458,748.40 : x
  2. Step 2: Convert to fraction form
    12,223,147,736.20/18,334,721,604.30 = 8,271,458,748.40/x
  3. Step 3: Cross multiply
    12,223,147,736.20x = 18,334,721,604.30 × 8,271,458,748.40
  4. Step 4: Simplify right side
    12,223,147,736.20x = 151,654,893,413,365,710,848
  5. Step 5: Solve for x
    x = 151,654,893,413,365,710,848/12,223,147,736.20
  6. Step 6: Final answer
    x = 12,407,188,122.60

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1.5x scale

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.