Home / 135,690,229,715.70-203,535,344,573.55-123,935,605,101.30

Finding the Fourth Proportional to 135,690,229,715.70, 203,535,344,573.55 and 123,935,605,101.30

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Solution

The fourth proportional to 135,690,229,715.70, 203,535,344,573.55 and 123,935,605,101.30 is: 185,903,407,651.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,690,229,715.70 : 203,535,344,573.55 = 123,935,605,101.30 : x
  2. Step 2: Convert to fraction form
    135,690,229,715.70/203,535,344,573.55 = 123,935,605,101.30/x
  3. Step 3: Cross multiply
    135,690,229,715.70x = 203,535,344,573.55 × 123,935,605,101.30
  4. Step 4: Simplify right side
    135,690,229,715.70x = 25,225,276,089,224,514,240,512
  5. Step 5: Solve for x
    x = 25,225,276,089,224,514,240,512/135,690,229,715.70
  6. Step 6: Final answer
    x = 185,903,407,651.95

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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.