Home / 995,360,037.20-1,493,040,055.80-268,422,232.40

Finding the Fourth Proportional to 995,360,037.20, 1,493,040,055.80 and 268,422,232.40

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Solution

The fourth proportional to 995,360,037.20, 1,493,040,055.80 and 268,422,232.40 is: 402,633,348.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,360,037.20 : 1,493,040,055.80 = 268,422,232.40 : x
  2. Step 2: Convert to fraction form
    995,360,037.20/1,493,040,055.80 = 268,422,232.40/x
  3. Step 3: Cross multiply
    995,360,037.20x = 1,493,040,055.80 × 268,422,232.40
  4. Step 4: Simplify right side
    995,360,037.20x = 400,765,144,840,456,576
  5. Step 5: Solve for x
    x = 400,765,144,840,456,576/995,360,037.20
  6. Step 6: Final answer
    x = 402,633,348.60

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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.