Home / 3,870,233,408.26-5,341,375,528.95-2,199,733,655.32

Finding the Fourth Proportional to 3,870,233,408.26, 5,341,375,528.95 and 2,199,733,655.32

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Solution

The fourth proportional to 3,870,233,408.26, 5,341,375,528.95 and 2,199,733,655.32 is: 3,035,890,158.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,870,233,408.26 : 5,341,375,528.95 = 2,199,733,655.32 : x
  2. Step 2: Convert to fraction form
    3,870,233,408.26/5,341,375,528.95 = 2,199,733,655.32/x
  3. Step 3: Cross multiply
    3,870,233,408.26x = 5,341,375,528.95 × 2,199,733,655.32
  4. Step 4: Simplify right side
    3,870,233,408.26x = 11,749,603,516,733,982,720
  5. Step 5: Solve for x
    x = 11,749,603,516,733,982,720/3,870,233,408.26
  6. Step 6: Final answer
    x = 3,035,890,158.89

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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.