Home / 1,441,618,200,906.10-1,989,435,087,320.80-782,424,287,403.20

Finding the Fourth Proportional to 1,441,618,200,906.10, 1,989,435,087,320.80 and 782,424,287,403.20

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Solution

The fourth proportional to 1,441,618,200,906.10, 1,989,435,087,320.80 and 782,424,287,403.20 is: 1,079,746,585,853.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,441,618,200,906.10 : 1,989,435,087,320.80 = 782,424,287,403.20 : x
  2. Step 2: Convert to fraction form
    1,441,618,200,906.10/1,989,435,087,320.80 = 782,424,287,403.20/x
  3. Step 3: Cross multiply
    1,441,618,200,906.10x = 1,989,435,087,320.80 × 782,424,287,403.20
  4. Step 4: Simplify right side
    1,441,618,200,906.10x = 1,556,582,330,531,899,861,106,688
  5. Step 5: Solve for x
    x = 1,556,582,330,531,899,861,106,688/1,441,618,200,906.10
  6. Step 6: Final answer
    x = 1,079,746,585,853.00

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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.