Home / 995,328,863.70-1,492,993,295.55-985,773,714.90

Finding the Fourth Proportional to 995,328,863.70, 1,492,993,295.55 and 985,773,714.90

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Solution

The fourth proportional to 995,328,863.70, 1,492,993,295.55 and 985,773,714.90 is: 1,478,660,572.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,328,863.70 : 1,492,993,295.55 = 985,773,714.90 : x
  2. Step 2: Convert to fraction form
    995,328,863.70/1,492,993,295.55 = 985,773,714.90/x
  3. Step 3: Cross multiply
    995,328,863.70x = 1,492,993,295.55 × 985,773,714.90
  4. Step 4: Simplify right side
    995,328,863.70x = 1,471,753,547,275,117,056
  5. Step 5: Solve for x
    x = 1,471,753,547,275,117,056/995,328,863.70
  6. Step 6: Final answer
    x = 1,478,660,572.35

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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.