Home / 995,518,015.11-1,373,609,766.20-572,049,853.11

Finding the Fourth Proportional to 995,518,015.11, 1,373,609,766.20 and 572,049,853.11

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Solution

The fourth proportional to 995,518,015.11, 1,373,609,766.20 and 572,049,853.11 is: 789,310,944.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,518,015.11 : 1,373,609,766.20 = 572,049,853.11 : x
  2. Step 2: Convert to fraction form
    995,518,015.11/1,373,609,766.20 = 572,049,853.11/x
  3. Step 3: Cross multiply
    995,518,015.11x = 1,373,609,766.20 × 572,049,853.11
  4. Step 4: Simplify right side
    995,518,015.11x = 785,773,264,982,311,168
  5. Step 5: Solve for x
    x = 785,773,264,982,311,168/995,518,015.11
  6. Step 6: Final answer
    x = 789,310,944.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.