Home / 995,328,008.80-1,492,992,013.20-856,778,351.20

Finding the Fourth Proportional to 995,328,008.80, 1,492,992,013.20 and 856,778,351.20

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Solution

The fourth proportional to 995,328,008.80, 1,492,992,013.20 and 856,778,351.20 is: 1,285,167,526.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,328,008.80 : 1,492,992,013.20 = 856,778,351.20 : x
  2. Step 2: Convert to fraction form
    995,328,008.80/1,492,992,013.20 = 856,778,351.20/x
  3. Step 3: Cross multiply
    995,328,008.80x = 1,492,992,013.20 × 856,778,351.20
  4. Step 4: Simplify right side
    995,328,008.80x = 1,279,163,235,424,264,704
  5. Step 5: Solve for x
    x = 1,279,163,235,424,264,704/995,328,008.80
  6. Step 6: Final answer
    x = 1,285,167,526.80

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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.