Home / 4,020,601,968.40-6,030,902,952.60-2,987,480,664.40

Finding the Fourth Proportional to 4,020,601,968.40, 6,030,902,952.60 and 2,987,480,664.40

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Solution

The fourth proportional to 4,020,601,968.40, 6,030,902,952.60 and 2,987,480,664.40 is: 4,481,220,996.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020,601,968.40 : 6,030,902,952.60 = 2,987,480,664.40 : x
  2. Step 2: Convert to fraction form
    4,020,601,968.40/6,030,902,952.60 = 2,987,480,664.40/x
  3. Step 3: Cross multiply
    4,020,601,968.40x = 6,030,902,952.60 × 2,987,480,664.40
  4. Step 4: Simplify right side
    4,020,601,968.40x = 18,017,205,959,765,370,880
  5. Step 5: Solve for x
    x = 18,017,205,959,765,370,880/4,020,601,968.40
  6. Step 6: Final answer
    x = 4,481,220,996.60

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Double scale
Find fourth proportional to 4,020,601,969.40, 6,030,902,954.10 and 2,987,480,665.40
Similar ratio
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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.