Home / 995,328,018.80-1,492,992,028.20-511,598,610.80

Finding the Fourth Proportional to 995,328,018.80, 1,492,992,028.20 and 511,598,610.80

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Solution

The fourth proportional to 995,328,018.80, 1,492,992,028.20 and 511,598,610.80 is: 767,397,916.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,328,018.80 : 1,492,992,028.20 = 511,598,610.80 : x
  2. Step 2: Convert to fraction form
    995,328,018.80/1,492,992,028.20 = 511,598,610.80/x
  3. Step 3: Cross multiply
    995,328,018.80x = 1,492,992,028.20 × 511,598,610.80
  4. Step 4: Simplify right side
    995,328,018.80x = 763,812,647,562,594,432
  5. Step 5: Solve for x
    x = 763,812,647,562,594,432/995,328,018.80
  6. Step 6: Final answer
    x = 767,397,916.20

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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.