Home / 80,094,736.35-120,142,104.53-19,510,462.35

Finding the Fourth Proportional to 80,094,736.35, 120,142,104.53 and 19,510,462.35

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Solution

The fourth proportional to 80,094,736.35, 120,142,104.53 and 19,510,462.35 is: 29,265,693.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,094,736.35 : 120,142,104.53 = 19,510,462.35 : x
  2. Step 2: Convert to fraction form
    80,094,736.35/120,142,104.53 = 19,510,462.35/x
  3. Step 3: Cross multiply
    80,094,736.35x = 120,142,104.53 × 19,510,462.35
  4. Step 4: Simplify right side
    80,094,736.35x = 2,344,028,006,984,777.50
  5. Step 5: Solve for x
    x = 2,344,028,006,984,777.50/80,094,736.35
  6. Step 6: Final answer
    x = 29,265,693.53

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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.