Home / 2,979,886,680,375.80-4,469,830,015,512.40-716,037,427,020.38

Finding the Fourth Proportional to 2,979,886,680,375.80, 4,469,830,015,512.40 and 716,037,427,020.38

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Solution

The fourth proportional to 2,979,886,680,375.80, 4,469,830,015,512.40 and 716,037,427,020.38 is: 1,074,056,139,316.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,979,886,680,375.80 : 4,469,830,015,512.40 = 716,037,427,020.38 : x
  2. Step 2: Convert to fraction form
    2,979,886,680,375.80/4,469,830,015,512.40 = 716,037,427,020.38/x
  3. Step 3: Cross multiply
    2,979,886,680,375.80x = 4,469,830,015,512.40 × 716,037,427,020.38
  4. Step 4: Simplify right side
    2,979,886,680,375.80x = 3,200,565,583,525,964,383,518,720
  5. Step 5: Solve for x
    x = 3,200,565,583,525,964,383,518,720/2,979,886,680,375.80
  6. Step 6: Final answer
    x = 1,074,056,139,316.79

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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.