Home / 3,072,049,149.45-4,239,435,195.54-1,662,368,239.02

Finding the Fourth Proportional to 3,072,049,149.45, 4,239,435,195.54 and 1,662,368,239.02

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Solution

The fourth proportional to 3,072,049,149.45, 4,239,435,195.54 and 1,662,368,239.02 is: 2,294,072,157.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072,049,149.45 : 4,239,435,195.54 = 1,662,368,239.02 : x
  2. Step 2: Convert to fraction form
    3,072,049,149.45/4,239,435,195.54 = 1,662,368,239.02/x
  3. Step 3: Cross multiply
    3,072,049,149.45x = 4,239,435,195.54 × 1,662,368,239.02
  4. Step 4: Simplify right side
    3,072,049,149.45x = 7,047,502,420,449,239,040
  5. Step 5: Solve for x
    x = 7,047,502,420,449,239,040/3,072,049,149.45
  6. Step 6: Final answer
    x = 2,294,072,157.57

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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.