Home / 788,632,577.02-1,182,915,974.73-206,353,930.96

Finding the Fourth Proportional to 788,632,577.02, 1,182,915,974.73 and 206,353,930.96

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Solution

The fourth proportional to 788,632,577.02, 1,182,915,974.73 and 206,353,930.96 is: 309,522,290.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,632,577.02 : 1,182,915,974.73 = 206,353,930.96 : x
  2. Step 2: Convert to fraction form
    788,632,577.02/1,182,915,974.73 = 206,353,930.96/x
  3. Step 3: Cross multiply
    788,632,577.02x = 1,182,915,974.73 × 206,353,930.96
  4. Step 4: Simplify right side
    788,632,577.02x = 244,099,361,375,000,960
  5. Step 5: Solve for x
    x = 244,099,361,375,000,960/788,632,577.02
  6. Step 6: Final answer
    x = 309,522,290.21

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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.