Finding the Fourth Proportional to 212,283,776.96, 318,413,687.36 and 94,074,492.80
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Solution
The fourth proportional to 212,283,776.96, 318,413,687.36 and 94,074,492.80 is: 141,106,431.06
Step by Step Solution
- Step 1: Write the proportion equation
212,283,776.96 : 318,413,687.36 = 94,074,492.80 : x - Step 2: Convert to fraction form
212,283,776.96/318,413,687.36 = 94,074,492.80/x - Step 3: Cross multiply
212,283,776.96x = 318,413,687.36 × 94,074,492.80 - Step 4: Simplify right side
212,283,776.96x = 29,954,606,138,969,772 - Step 5: Solve for x
x = 29,954,606,138,969,772/212,283,776.96 - Step 6: Final answer
x = 141,106,431.06
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.