Home / 5,507,990,977.28-8,261,179,339.86-2,709,208,268.12

Finding the Fourth Proportional to 5,507,990,977.28, 8,261,179,339.86 and 2,709,208,268.12

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Solution

The fourth proportional to 5,507,990,977.28, 8,261,179,339.86 and 2,709,208,268.12 is: 4,063,415,402.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,507,990,977.28 : 8,261,179,339.86 = 2,709,208,268.12 : x
  2. Step 2: Convert to fraction form
    5,507,990,977.28/8,261,179,339.86 = 2,709,208,268.12/x
  3. Step 3: Cross multiply
    5,507,990,977.28x = 8,261,179,339.86 × 2,709,208,268.12
  4. Step 4: Simplify right side
    5,507,990,977.28x = 22,381,255,371,991,486,464
  5. Step 5: Solve for x
    x = 22,381,255,371,991,486,464/5,507,990,977.28
  6. Step 6: Final answer
    x = 4,063,415,402.16

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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.