Home / 995,328,007.80-1,492,992,011.70-938,892,910.20

Finding the Fourth Proportional to 995,328,007.80, 1,492,992,011.70 and 938,892,910.20

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Solution

The fourth proportional to 995,328,007.80, 1,492,992,011.70 and 938,892,910.20 is: 1,408,339,365.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,328,007.80 : 1,492,992,011.70 = 938,892,910.20 : x
  2. Step 2: Convert to fraction form
    995,328,007.80/1,492,992,011.70 = 938,892,910.20/x
  3. Step 3: Cross multiply
    995,328,007.80x = 1,492,992,011.70 × 938,892,910.20
  4. Step 4: Simplify right side
    995,328,007.80x = 1,401,759,614,770,365,440
  5. Step 5: Solve for x
    x = 1,401,759,614,770,365,440/995,328,007.80
  6. Step 6: Final answer
    x = 1,408,339,365.30

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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.