Home / 995,328,111.20-1,492,992,166.80-890,520,072.80

Finding the Fourth Proportional to 995,328,111.20, 1,492,992,166.80 and 890,520,072.80

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Solution

The fourth proportional to 995,328,111.20, 1,492,992,166.80 and 890,520,072.80 is: 1,335,780,109.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,328,111.20 : 1,492,992,166.80 = 890,520,072.80 : x
  2. Step 2: Convert to fraction form
    995,328,111.20/1,492,992,166.80 = 890,520,072.80/x
  3. Step 3: Cross multiply
    995,328,111.20x = 1,492,992,166.80 × 890,520,072.80
  4. Step 4: Simplify right side
    995,328,111.20x = 1,329,539,493,068,565,504
  5. Step 5: Solve for x
    x = 1,329,539,493,068,565,504/995,328,111.20
  6. Step 6: Final answer
    x = 1,335,780,109.20

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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.