Home / 700,022,447.43-1,049,897,449.99-201,997,949.03

Finding the Fourth Proportional to 700,022,447.43, 1,049,897,449.99 and 201,997,949.03

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Solution

The fourth proportional to 700,022,447.43, 1,049,897,449.99 and 201,997,949.03 is: 302,957,615.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,022,447.43 : 1,049,897,449.99 = 201,997,949.03 : x
  2. Step 2: Convert to fraction form
    700,022,447.43/1,049,897,449.99 = 201,997,949.03/x
  3. Step 3: Cross multiply
    700,022,447.43x = 1,049,897,449.99 × 201,997,949.03
  4. Step 4: Simplify right side
    700,022,447.43x = 212,077,131,589,807,008
  5. Step 5: Solve for x
    x = 212,077,131,589,807,008/700,022,447.43
  6. Step 6: Final answer
    x = 302,957,615.67

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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.