Home / 1,586,489,386.22-2,187,047,906.94-1,108,696,340.27

Finding the Fourth Proportional to 1,586,489,386.22, 2,187,047,906.94 and 1,108,696,340.27

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Solution

The fourth proportional to 1,586,489,386.22, 2,187,047,906.94 and 1,108,696,340.27 is: 1,528,388,422.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,489,386.22 : 2,187,047,906.94 = 1,108,696,340.27 : x
  2. Step 2: Convert to fraction form
    1,586,489,386.22/2,187,047,906.94 = 1,108,696,340.27/x
  3. Step 3: Cross multiply
    1,586,489,386.22x = 2,187,047,906.94 × 1,108,696,340.27
  4. Step 4: Simplify right side
    1,586,489,386.22x = 2,424,772,010,429,222,400
  5. Step 5: Solve for x
    x = 2,424,772,010,429,222,400/1,586,489,386.22
  6. Step 6: Final answer
    x = 1,528,388,422.57

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Double scale
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1.5x scale

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.