Home / 3,166,949,570.40-4,752,691,837.20-1,328,021,992.80

Finding the Fourth Proportional to 3,166,949,570.40, 4,752,691,837.20 and 1,328,021,992.80

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Solution

The fourth proportional to 3,166,949,570.40, 4,752,691,837.20 and 1,328,021,992.80 is: 1,992,983,830.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166,949,570.40 : 4,752,691,837.20 = 1,328,021,992.80 : x
  2. Step 2: Convert to fraction form
    3,166,949,570.40/4,752,691,837.20 = 1,328,021,992.80/x
  3. Step 3: Cross multiply
    3,166,949,570.40x = 4,752,691,837.20 × 1,328,021,992.80
  4. Step 4: Simplify right side
    3,166,949,570.40x = 6,311,679,284,802,636,800
  5. Step 5: Solve for x
    x = 6,311,679,284,802,636,800/3,166,949,570.40
  6. Step 6: Final answer
    x = 1,992,983,830.18

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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.