Home / 3,131,701,999.38-4,321,903,901.73-1,942,654,079.16

Finding the Fourth Proportional to 3,131,701,999.38, 4,321,903,901.73 and 1,942,654,079.16

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Solution

The fourth proportional to 3,131,701,999.38, 4,321,903,901.73 and 1,942,654,079.16 is: 2,680,958,867.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,131,701,999.38 : 4,321,903,901.73 = 1,942,654,079.16 : x
  2. Step 2: Convert to fraction form
    3,131,701,999.38/4,321,903,901.73 = 1,942,654,079.16/x
  3. Step 3: Cross multiply
    3,131,701,999.38x = 4,321,903,901.73 × 1,942,654,079.16
  4. Step 4: Simplify right side
    3,131,701,999.38x = 8,395,964,244,433,303,552
  5. Step 5: Solve for x
    x = 8,395,964,244,433,303,552/3,131,701,999.38
  6. Step 6: Final answer
    x = 2,680,958,867.13

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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.