Finding the Fourth Proportional to 2,269,169,541.18, 3,131,458,145.39 and 1,265,651,791.08
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Solution
The fourth proportional to 2,269,169,541.18, 3,131,458,145.39 and 1,265,651,791.08 is: 1,746,601,802.32
Step by Step Solution
- Step 1: Write the proportion equation
2,269,169,541.18 : 3,131,458,145.39 = 1,265,651,791.08 : x - Step 2: Convert to fraction form
2,269,169,541.18/3,131,458,145.39 = 1,265,651,791.08/x - Step 3: Cross multiply
2,269,169,541.18x = 3,131,458,145.39 × 1,265,651,791.08 - Step 4: Simplify right side
2,269,169,541.18x = 3,963,335,610,398,580,224 - Step 5: Solve for x
x = 3,963,335,610,398,580,224/2,269,169,541.18 - Step 6: Final answer
x = 1,746,601,802.32
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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.