Finding the Fourth Proportional to 263,302,191.05, 394,979,366.54 and 97,349,208.39
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Solution
The fourth proportional to 263,302,191.05, 394,979,366.54 and 97,349,208.39 is: 146,033,454.98
Step by Step Solution
- Step 1: Write the proportion equation
263,302,191.05 : 394,979,366.54 = 97,349,208.39 : x - Step 2: Convert to fraction form
263,302,191.05/394,979,366.54 = 97,349,208.39/x - Step 3: Cross multiply
263,302,191.05x = 394,979,366.54 × 97,349,208.39 - Step 4: Simplify right side
263,302,191.05x = 38,450,928,663,296,032 - Step 5: Solve for x
x = 38,450,928,663,296,032/263,302,191.05 - Step 6: Final answer
x = 146,033,454.98
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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.