Home / 2,987,603,688.42-4,481,098,430.82-995,430,577.52

Finding the Fourth Proportional to 2,987,603,688.42, 4,481,098,430.82 and 995,430,577.52

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Solution

The fourth proportional to 2,987,603,688.42, 4,481,098,430.82 and 995,430,577.52 is: 1,493,043,543.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,987,603,688.42 : 4,481,098,430.82 = 995,430,577.52 : x
  2. Step 2: Convert to fraction form
    2,987,603,688.42/4,481,098,430.82 = 995,430,577.52/x
  3. Step 3: Cross multiply
    2,987,603,688.42x = 4,481,098,430.82 × 995,430,577.52
  4. Step 4: Simplify right side
    2,987,603,688.42x = 4,460,622,398,922,539,008
  5. Step 5: Solve for x
    x = 4,460,622,398,922,539,008/2,987,603,688.42
  6. Step 6: Final answer
    x = 1,493,043,543.97

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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.