Home / 3,389,245,148.33-4,677,039,012.54-1,863,322,178.21

Finding the Fourth Proportional to 3,389,245,148.33, 4,677,039,012.54 and 1,863,322,178.21

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Solution

The fourth proportional to 3,389,245,148.33, 4,677,039,012.54 and 1,863,322,178.21 is: 2,571,319,022.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389,245,148.33 : 4,677,039,012.54 = 1,863,322,178.21 : x
  2. Step 2: Convert to fraction form
    3,389,245,148.33/4,677,039,012.54 = 1,863,322,178.21/x
  3. Step 3: Cross multiply
    3,389,245,148.33x = 4,677,039,012.54 × 1,863,322,178.21
  4. Step 4: Simplify right side
    3,389,245,148.33x = 8,714,830,520,419,180,544
  5. Step 5: Solve for x
    x = 8,714,830,520,419,180,544/3,389,245,148.33
  6. Step 6: Final answer
    x = 2,571,319,022.09

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1.5x scale

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.