Home / 126,409,012.70-189,613,519.50-35,532,601.70

Finding the Fourth Proportional to 126,409,012.70, 189,613,519.50 and 35,532,601.70

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Solution

The fourth proportional to 126,409,012.70, 189,613,519.50 and 35,532,601.70 is: 53,298,902.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,409,012.70 : 189,613,519.50 = 35,532,601.70 : x
  2. Step 2: Convert to fraction form
    126,409,012.70/189,613,519.50 = 35,532,601.70/x
  3. Step 3: Cross multiply
    126,409,012.70x = 189,613,519.50 × 35,532,601.70
  4. Step 4: Simplify right side
    126,409,012.70x = 6,737,461,664,380,616
  5. Step 5: Solve for x
    x = 6,737,461,664,380,616/126,409,012.70
  6. Step 6: Final answer
    x = 53,298,902.67

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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.