Finding the Fourth Proportional to 186,799,624.66, 279,956,394.99 and 76,006,176.64
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Solution
The fourth proportional to 186,799,624.66, 279,956,394.99 and 76,006,176.64 is: 113,910,374.53
Step by Step Solution
- Step 1: Write the proportion equation
186,799,624.66 : 279,956,394.99 = 76,006,176.64 : x - Step 2: Convert to fraction form
186,799,624.66/279,956,394.99 = 76,006,176.64/x - Step 3: Cross multiply
186,799,624.66x = 279,956,394.99 × 76,006,176.64 - Step 4: Simplify right side
186,799,624.66x = 21,278,415,207,327,740 - Step 5: Solve for x
x = 21,278,415,207,327,740/186,799,624.66 - Step 6: Final answer
x = 113,910,374.53
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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.