Home / 1,980,149,166,992.90-2,970,223,750,489.60-1,980,149,166,992.90

Finding the Fourth Proportional to 1,980,149,166,992.90, 2,970,223,750,489.60 and 1,980,149,166,992.90

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Solution

The fourth proportional to 1,980,149,166,992.90, 2,970,223,750,489.60 and 1,980,149,166,992.90 is: 2,970,223,750,489.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,980,149,166,992.90 : 2,970,223,750,489.60 = 1,980,149,166,992.90 : x
  2. Step 2: Convert to fraction form
    1,980,149,166,992.90/2,970,223,750,489.60 = 1,980,149,166,992.90/x
  3. Step 3: Cross multiply
    1,980,149,166,992.90x = 2,970,223,750,489.60 × 1,980,149,166,992.90
  4. Step 4: Simplify right side
    1,980,149,166,992.90x = 5,881,486,085,314,508,520,161,280
  5. Step 5: Solve for x
    x = 5,881,486,085,314,508,520,161,280/1,980,149,166,992.90
  6. Step 6: Final answer
    x = 2,970,223,750,489.60

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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.