Home / 995,328,015.20-1,492,992,022.80-859,167,144.80

Finding the Fourth Proportional to 995,328,015.20, 1,492,992,022.80 and 859,167,144.80

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Solution

The fourth proportional to 995,328,015.20, 1,492,992,022.80 and 859,167,144.80 is: 1,288,750,717.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,328,015.20 : 1,492,992,022.80 = 859,167,144.80 : x
  2. Step 2: Convert to fraction form
    995,328,015.20/1,492,992,022.80 = 859,167,144.80/x
  3. Step 3: Cross multiply
    995,328,015.20x = 1,492,992,022.80 × 859,167,144.80
  4. Step 4: Simplify right side
    995,328,015.20x = 1,282,729,693,438,252,288
  5. Step 5: Solve for x
    x = 1,282,729,693,438,252,288/995,328,015.20
  6. Step 6: Final answer
    x = 1,288,750,717.20

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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.