Finding the Fourth Proportional to 77,097,630.66, 106,398,067.77 and 46,151,813.94
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Solution
The fourth proportional to 77,097,630.66, 106,398,067.77 and 46,151,813.94 is: 63,691,501.09
Step by Step Solution
- Step 1: Write the proportion equation
77,097,630.66 : 106,398,067.77 = 46,151,813.94 : x - Step 2: Convert to fraction form
77,097,630.66/106,398,067.77 = 46,151,813.94/x - Step 3: Cross multiply
77,097,630.66x = 106,398,067.77 × 46,151,813.94 - Step 4: Simplify right side
77,097,630.66x = 4,910,463,827,296,550 - Step 5: Solve for x
x = 4,910,463,827,296,550/77,097,630.66 - Step 6: Final answer
x = 63,691,501.09
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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.