Finding the Fourth Proportional to 168,327,371.09, 252,515,153.84 and 51,752,515.51
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Solution
The fourth proportional to 168,327,371.09, 252,515,153.84 and 51,752,515.51 is: 77,636,181.99
Step by Step Solution
- Step 1: Write the proportion equation
168,327,371.09 : 252,515,153.84 = 51,752,515.51 : x - Step 2: Convert to fraction form
168,327,371.09/252,515,153.84 = 51,752,515.51/x - Step 3: Cross multiply
168,327,371.09x = 252,515,153.84 × 51,752,515.51 - Step 4: Simplify right side
168,327,371.09x = 13,068,294,415,671,518 - Step 5: Solve for x
x = 13,068,294,415,671,518/168,327,371.09 - Step 6: Final answer
x = 77,636,181.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.