Finding the Fourth Proportional to 68,316,673.91, 94,279,258.26 and 37,376,135.15
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Solution
The fourth proportional to 68,316,673.91, 94,279,258.26 and 37,376,135.15 is: 51,580,296.53
Step by Step Solution
- Step 1: Write the proportion equation
68,316,673.91 : 94,279,258.26 = 37,376,135.15 : x - Step 2: Convert to fraction form
68,316,673.91/94,279,258.26 = 37,376,135.15/x - Step 3: Cross multiply
68,316,673.91x = 94,279,258.26 × 37,376,135.15 - Step 4: Simplify right side
68,316,673.91x = 3,523,794,298,096,118 - Step 5: Solve for x
x = 3,523,794,298,096,118/68,316,673.91 - Step 6: Final answer
x = 51,580,296.53
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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.