Home / 2,016,440,716.80-3,027,117,513.60-1,279,509,196.80

Finding the Fourth Proportional to 2,016,440,716.80, 3,027,117,513.60 and 1,279,509,196.80

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Solution

The fourth proportional to 2,016,440,716.80, 3,027,117,513.60 and 1,279,509,196.80 is: 1,920,822,499.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016,440,716.80 : 3,027,117,513.60 = 1,279,509,196.80 : x
  2. Step 2: Convert to fraction form
    2,016,440,716.80/3,027,117,513.60 = 1,279,509,196.80/x
  3. Step 3: Cross multiply
    2,016,440,716.80x = 3,027,117,513.60 × 1,279,509,196.80
  4. Step 4: Simplify right side
    2,016,440,716.80x = 3,873,224,698,445,549,056
  5. Step 5: Solve for x
    x = 3,873,224,698,445,549,056/2,016,440,716.80
  6. Step 6: Final answer
    x = 1,920,822,499.85

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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.