Home / 1,441,618,200,899.60-1,989,435,087,311.80-782,424,287,396.62

Finding the Fourth Proportional to 1,441,618,200,899.60, 1,989,435,087,311.80 and 782,424,287,396.62

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Solution

The fourth proportional to 1,441,618,200,899.60, 1,989,435,087,311.80 and 782,424,287,396.62 is: 1,079,746,585,843.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,441,618,200,899.60 : 1,989,435,087,311.80 = 782,424,287,396.62 : x
  2. Step 2: Convert to fraction form
    1,441,618,200,899.60/1,989,435,087,311.80 = 782,424,287,396.62/x
  3. Step 3: Cross multiply
    1,441,618,200,899.60x = 1,989,435,087,311.80 × 782,424,287,396.62
  4. Step 4: Simplify right side
    1,441,618,200,899.60x = 1,556,582,330,511,767,738,777,600
  5. Step 5: Solve for x
    x = 1,556,582,330,511,767,738,777,600/1,441,618,200,899.60
  6. Step 6: Final answer
    x = 1,079,746,585,843.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.