Home / 2,153,376,015.20-3,230,064,022.80-699,500,405.60

Finding the Fourth Proportional to 2,153,376,015.20, 3,230,064,022.80 and 699,500,405.60

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Solution

The fourth proportional to 2,153,376,015.20, 3,230,064,022.80 and 699,500,405.60 is: 1,049,250,608.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153,376,015.20 : 3,230,064,022.80 = 699,500,405.60 : x
  2. Step 2: Convert to fraction form
    2,153,376,015.20/3,230,064,022.80 = 699,500,405.60/x
  3. Step 3: Cross multiply
    2,153,376,015.20x = 3,230,064,022.80 × 699,500,405.60
  4. Step 4: Simplify right side
    2,153,376,015.20x = 2,259,431,094,062,567,936
  5. Step 5: Solve for x
    x = 2,259,431,094,062,567,936/2,153,376,015.20
  6. Step 6: Final answer
    x = 1,049,250,608.40

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1.5x scale

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.