Finding the Fourth Proportional to 1,395,872,206,149.60, 2,090,876,103,696.40 and 885,668,351,996.06
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Solution
The fourth proportional to 1,395,872,206,149.60, 2,090,876,103,696.40 and 885,668,351,996.06 is: 1,326,642,069,976.33
Step by Step Solution
- Step 1: Write the proportion equation
1,395,872,206,149.60 : 2,090,876,103,696.40 = 885,668,351,996.06 : x - Step 2: Convert to fraction form
1,395,872,206,149.60/2,090,876,103,696.40 = 885,668,351,996.06/x - Step 3: Cross multiply
1,395,872,206,149.60x = 2,090,876,103,696.40 × 885,668,351,996.06 - Step 4: Simplify right side
1,395,872,206,149.60x = 1,851,822,792,988,733,682,483,200 - Step 5: Solve for x
x = 1,851,822,792,988,733,682,483,200/1,395,872,206,149.60 - Step 6: Final answer
x = 1,326,642,069,976.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.