Finding the Fourth Proportional to 351,303,767.82, 484,802,046.05 and 194,673,491.10
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Solution
The fourth proportional to 351,303,767.82, 484,802,046.05 and 194,673,491.10 is: 268,650,995.07
Step by Step Solution
- Step 1: Write the proportion equation
351,303,767.82 : 484,802,046.05 = 194,673,491.10 : x - Step 2: Convert to fraction form
351,303,767.82/484,802,046.05 = 194,673,491.10/x - Step 3: Cross multiply
351,303,767.82x = 484,802,046.05 × 194,673,491.10 - Step 4: Simplify right side
351,303,767.82x = 94,378,106,796,003,104 - Step 5: Solve for x
x = 94,378,106,796,003,104/351,303,767.82 - Step 6: Final answer
x = 268,650,995.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.