Home / 995,328,876.80-1,492,993,315.20-867,926,892.80

Finding the Fourth Proportional to 995,328,876.80, 1,492,993,315.20 and 867,926,892.80

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Solution

The fourth proportional to 995,328,876.80, 1,492,993,315.20 and 867,926,892.80 is: 1,301,890,339.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,328,876.80 : 1,492,993,315.20 = 867,926,892.80 : x
  2. Step 2: Convert to fraction form
    995,328,876.80/1,492,993,315.20 = 867,926,892.80/x
  3. Step 3: Cross multiply
    995,328,876.80x = 1,492,993,315.20 × 867,926,892.80
  4. Step 4: Simplify right side
    995,328,876.80x = 1,295,809,049,032,707,072
  5. Step 5: Solve for x
    x = 1,295,809,049,032,707,072/995,328,876.80
  6. Step 6: Final answer
    x = 1,301,890,339.20

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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.