Home / 995,329,003.20-1,492,993,504.80-989,282,385.60

Finding the Fourth Proportional to 995,329,003.20, 1,492,993,504.80 and 989,282,385.60

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Solution

The fourth proportional to 995,329,003.20, 1,492,993,504.80 and 989,282,385.60 is: 1,483,923,578.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,329,003.20 : 1,492,993,504.80 = 989,282,385.60 : x
  2. Step 2: Convert to fraction form
    995,329,003.20/1,492,993,504.80 = 989,282,385.60/x
  3. Step 3: Cross multiply
    995,329,003.20x = 1,492,993,504.80 × 989,282,385.60
  4. Step 4: Simplify right side
    995,329,003.20x = 1,476,992,176,113,849,088
  5. Step 5: Solve for x
    x = 1,476,992,176,113,849,088/995,329,003.20
  6. Step 6: Final answer
    x = 1,483,923,578.40

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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.