Home / 1,441,618,201,317.60-1,989,435,087,886.40-782,424,287,812.52

Finding the Fourth Proportional to 1,441,618,201,317.60, 1,989,435,087,886.40 and 782,424,287,812.52

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Solution

The fourth proportional to 1,441,618,201,317.60, 1,989,435,087,886.40 and 782,424,287,812.52 is: 1,079,746,586,416.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,441,618,201,317.60 : 1,989,435,087,886.40 = 782,424,287,812.52 : x
  2. Step 2: Convert to fraction form
    1,441,618,201,317.60/1,989,435,087,886.40 = 782,424,287,812.52/x
  3. Step 3: Cross multiply
    1,441,618,201,317.60x = 1,989,435,087,886.40 × 782,424,287,812.52
  4. Step 4: Simplify right side
    1,441,618,201,317.60x = 1,556,582,331,788,754,662,981,632
  5. Step 5: Solve for x
    x = 1,556,582,331,788,754,662,981,632/1,441,618,201,317.60
  6. Step 6: Final answer
    x = 1,079,746,586,416.63

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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.