Finding the Fourth Proportional to 74,893,924.58, 103,344,664.89 and 41,398,878.99
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Solution
The fourth proportional to 74,893,924.58, 103,344,664.89 and 41,398,878.99 is: 57,125,505.17
Step by Step Solution
- Step 1: Write the proportion equation
74,893,924.58 : 103,344,664.89 = 41,398,878.99 : x - Step 2: Convert to fraction form
74,893,924.58/103,344,664.89 = 41,398,878.99/x - Step 3: Cross multiply
74,893,924.58x = 103,344,664.89 × 41,398,878.99 - Step 4: Simplify right side
74,893,924.58x = 4,278,353,276,043,212 - Step 5: Solve for x
x = 4,278,353,276,043,212/74,893,924.58 - Step 6: Final answer
x = 57,125,505.17
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.