Finding the Fourth Proportional to 588,767,521.08, 812,504,552.55 and 324,458,997.49
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Solution
The fourth proportional to 588,767,521.08, 812,504,552.55 and 324,458,997.49 is: 447,756,377.75
Step by Step Solution
- Step 1: Write the proportion equation
588,767,521.08 : 812,504,552.55 = 324,458,997.49 : x - Step 2: Convert to fraction form
588,767,521.08/812,504,552.55 = 324,458,997.49/x - Step 3: Cross multiply
588,767,521.08x = 812,504,552.55 × 324,458,997.49 - Step 4: Simplify right side
588,767,521.08x = 263,624,412,576,434,016 - Step 5: Solve for x
x = 263,624,412,576,434,016/588,767,521.08 - Step 6: Final answer
x = 447,756,377.75
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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.