Home / 199,275,087.67-298,892,449.51-53,723,362.30

Finding the Fourth Proportional to 199,275,087.67, 298,892,449.51 and 53,723,362.30

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Solution

The fourth proportional to 199,275,087.67, 298,892,449.51 and 53,723,362.30 is: 80,579,602.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,275,087.67 : 298,892,449.51 = 53,723,362.30 : x
  2. Step 2: Convert to fraction form
    199,275,087.67/298,892,449.51 = 53,723,362.30/x
  3. Step 3: Cross multiply
    199,275,087.67x = 298,892,449.51 × 53,723,362.30
  4. Step 4: Simplify right side
    199,275,087.67x = 16,057,507,353,760,186
  5. Step 5: Solve for x
    x = 16,057,507,353,760,186/199,275,087.67
  6. Step 6: Final answer
    x = 80,579,602.51

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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.