Finding the Fourth Proportional to 68,296,296.74, 94,247,781.98 and 37,356,195.38
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Solution
The fourth proportional to 68,296,296.74, 94,247,781.98 and 37,356,195.38 is: 51,550,943.83
Step by Step Solution
- Step 1: Write the proportion equation
68,296,296.74 : 94,247,781.98 = 37,356,195.38 : x - Step 2: Convert to fraction form
68,296,296.74/94,247,781.98 = 37,356,195.38/x - Step 3: Cross multiply
68,296,296.74x = 94,247,781.98 × 37,356,195.38 - Step 4: Simplify right side
68,296,296.74x = 3,520,738,557,118,503 - Step 5: Solve for x
x = 3,520,738,557,118,503/68,296,296.74 - Step 6: Final answer
x = 51,550,943.83
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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.