Home / 199,587,739.05-299,381,608.58-196,900,353.45

Finding the Fourth Proportional to 199,587,739.05, 299,381,608.58 and 196,900,353.45

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Solution

The fourth proportional to 199,587,739.05, 299,381,608.58 and 196,900,353.45 is: 295,350,530.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,587,739.05 : 299,381,608.58 = 196,900,353.45 : x
  2. Step 2: Convert to fraction form
    199,587,739.05/299,381,608.58 = 196,900,353.45/x
  3. Step 3: Cross multiply
    199,587,739.05x = 299,381,608.58 × 196,900,353.45
  4. Step 4: Simplify right side
    199,587,739.05x = 58,948,344,544,847,048
  5. Step 5: Solve for x
    x = 58,948,344,544,847,048/199,587,739.05
  6. Step 6: Final answer
    x = 295,350,530.18

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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.