Home / 1,441,618,200,898.90-1,989,435,087,310.60-782,424,287,395.90

Finding the Fourth Proportional to 1,441,618,200,898.90, 1,989,435,087,310.60 and 782,424,287,395.90

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Solution

The fourth proportional to 1,441,618,200,898.90, 1,989,435,087,310.60 and 782,424,287,395.90 is: 1,079,746,585,842.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,441,618,200,898.90 : 1,989,435,087,310.60 = 782,424,287,395.90 : x
  2. Step 2: Convert to fraction form
    1,441,618,200,898.90/1,989,435,087,310.60 = 782,424,287,395.90/x
  3. Step 3: Cross multiply
    1,441,618,200,898.90x = 1,989,435,087,310.60 × 782,424,287,395.90
  4. Step 4: Simplify right side
    1,441,618,200,898.90x = 1,556,582,330,509,396,379,959,296
  5. Step 5: Solve for x
    x = 1,556,582,330,509,396,379,959,296/1,441,618,200,898.90
  6. Step 6: Final answer
    x = 1,079,746,585,842.78

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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.