Home / 199,595,556.21-275,711,461.71-150,407,739.21

Finding the Fourth Proportional to 199,595,556.21, 275,711,461.71 and 150,407,739.21

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Solution

The fourth proportional to 199,595,556.21, 275,711,461.71 and 150,407,739.21 is: 207,765,836.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,595,556.21 : 275,711,461.71 = 150,407,739.21 : x
  2. Step 2: Convert to fraction form
    199,595,556.21/275,711,461.71 = 150,407,739.21/x
  3. Step 3: Cross multiply
    199,595,556.21x = 275,711,461.71 × 150,407,739.21
  4. Step 4: Simplify right side
    199,595,556.21x = 41,469,137,630,555,472
  5. Step 5: Solve for x
    x = 41,469,137,630,555,472/199,595,556.21
  6. Step 6: Final answer
    x = 207,765,836.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.