Home / 14,911,081,241.47-20,577,729,431.26-8,137,337,183.01

Finding the Fourth Proportional to 14,911,081,241.47, 20,577,729,431.26 and 8,137,337,183.01

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Solution

The fourth proportional to 14,911,081,241.47, 20,577,729,431.26 and 8,137,337,183.01 is: 11,229,763,967.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,911,081,241.47 : 20,577,729,431.26 = 8,137,337,183.01 : x
  2. Step 2: Convert to fraction form
    14,911,081,241.47/20,577,729,431.26 = 8,137,337,183.01/x
  3. Step 3: Cross multiply
    14,911,081,241.47x = 20,577,729,431.26 × 8,137,337,183.01
  4. Step 4: Simplify right side
    14,911,081,241.47x = 167,447,922,842,911,211,520
  5. Step 5: Solve for x
    x = 167,447,922,842,911,211,520/14,911,081,241.47
  6. Step 6: Final answer
    x = 11,229,763,967.57

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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.