Home / 126,113,821.80-189,170,732.70-35,237,410.80

Finding the Fourth Proportional to 126,113,821.80, 189,170,732.70 and 35,237,410.80

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Solution

The fourth proportional to 126,113,821.80, 189,170,732.70 and 35,237,410.80 is: 52,856,116.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,113,821.80 : 189,170,732.70 = 35,237,410.80 : x
  2. Step 2: Convert to fraction form
    126,113,821.80/189,170,732.70 = 35,237,410.80/x
  3. Step 3: Cross multiply
    126,113,821.80x = 189,170,732.70 × 35,237,410.80
  4. Step 4: Simplify right side
    126,113,821.80x = 6,665,886,819,486,892
  5. Step 5: Solve for x
    x = 6,665,886,819,486,892/126,113,821.80
  6. Step 6: Final answer
    x = 52,856,116.20

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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.