Home / 126,408,602.20-189,612,903.34-35,532,191.20

Finding the Fourth Proportional to 126,408,602.20, 189,612,903.34 and 35,532,191.20

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Solution

The fourth proportional to 126,408,602.20, 189,612,903.34 and 35,532,191.20 is: 53,298,286.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,408,602.20 : 189,612,903.34 = 35,532,191.20 : x
  2. Step 2: Convert to fraction form
    126,408,602.20/189,612,903.34 = 35,532,191.20/x
  3. Step 3: Cross multiply
    126,408,602.20x = 189,612,903.34 × 35,532,191.20
  4. Step 4: Simplify right side
    126,408,602.20x = 6,737,361,935,463,999
  5. Step 5: Solve for x
    x = 6,737,361,935,463,999/126,408,602.20
  6. Step 6: Final answer
    x = 53,298,286.81

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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.