Home / 1,441,502,685.44-2,162,035,555.53-392,322,647.60

Finding the Fourth Proportional to 1,441,502,685.44, 2,162,035,555.53 and 392,322,647.60

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Solution

The fourth proportional to 1,441,502,685.44, 2,162,035,555.53 and 392,322,647.60 is: 588,424,511.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,441,502,685.44 : 2,162,035,555.53 = 392,322,647.60 : x
  2. Step 2: Convert to fraction form
    1,441,502,685.44/2,162,035,555.53 = 392,322,647.60/x
  3. Step 3: Cross multiply
    1,441,502,685.44x = 2,162,035,555.53 × 392,322,647.60
  4. Step 4: Simplify right side
    1,441,502,685.44x = 848,215,513,350,866,560
  5. Step 5: Solve for x
    x = 848,215,513,350,866,560/1,441,502,685.44
  6. Step 6: Final answer
    x = 588,424,511.39

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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.