Finding the Fourth Proportional to 3,557,640,937.25, 4,906,681,801.16 and 3,127,558,646.79
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Solution
The fourth proportional to 3,557,640,937.25, 4,906,681,801.16 and 3,127,558,646.79 is: 4,313,514,310.45
Step by Step Solution
- Step 1: Write the proportion equation
3,557,640,937.25 : 4,906,681,801.16 = 3,127,558,646.79 : x - Step 2: Convert to fraction form
3,557,640,937.25/4,906,681,801.16 = 3,127,558,646.79/x - Step 3: Cross multiply
3,557,640,937.25x = 4,906,681,801.16 × 3,127,558,646.79 - Step 4: Simplify right side
3,557,640,937.25x = 15,345,935,094,249,451,520 - Step 5: Solve for x
x = 15,345,935,094,249,451,520/3,557,640,937.25 - Step 6: Final answer
x = 4,313,514,310.45
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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.