Finding the Fourth Proportional to 50,655,777,453,465, 69,901,136,513,223 and 28,428,782,548,644
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Solution
The fourth proportional to 50,655,777,453,465, 69,901,136,513,223 and 28,428,782,548,644 is: 39,229,566,887,272.51
Step by Step Solution
- Step 1: Write the proportion equation
50,655,777,453,465 : 69,901,136,513,223 = 28,428,782,548,644 : x - Step 2: Convert to fraction form
50,655,777,453,465/69,901,136,513,223 = 28,428,782,548,644/x - Step 3: Cross multiply
50,655,777,453,465x = 69,901,136,513,223 × 28,428,782,548,644 - Step 4: Simplify right side
50,655,777,453,465x = 1,987,204,209,837,495,800,553,275,392 - Step 5: Solve for x
x = 1,987,204,209,837,495,800,553,275,392/50,655,777,453,465 - Step 6: Final answer
x = 39,229,566,887,272.51
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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.