Home / 2,781,444,142,376.40-4,172,166,213,564.40-994,741,200,987.60

Finding the Fourth Proportional to 2,781,444,142,376.40, 4,172,166,213,564.40 and 994,741,200,987.60

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Solution

The fourth proportional to 2,781,444,142,376.40, 4,172,166,213,564.40 and 994,741,200,987.60 is: 1,492,111,801,481.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,781,444,142,376.40 : 4,172,166,213,564.40 = 994,741,200,987.60 : x
  2. Step 2: Convert to fraction form
    2,781,444,142,376.40/4,172,166,213,564.40 = 994,741,200,987.60/x
  3. Step 3: Cross multiply
    2,781,444,142,376.40x = 4,172,166,213,564.40 × 994,741,200,987.60
  4. Step 4: Simplify right side
    2,781,444,142,376.40x = 4,150,225,630,000,938,632,609,792
  5. Step 5: Solve for x
    x = 4,150,225,630,000,938,632,609,792/2,781,444,142,376.40
  6. Step 6: Final answer
    x = 1,492,111,801,481.33

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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.