Finding the Fourth Proportional to 825,958,496.64, 1,238,932,233.60 and 334,664,518.08
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Solution
The fourth proportional to 825,958,496.64, 1,238,932,233.60 and 334,664,518.08 is: 501,994,544.01
Step by Step Solution
- Step 1: Write the proportion equation
825,958,496.64 : 1,238,932,233.60 = 334,664,518.08 : x - Step 2: Convert to fraction form
825,958,496.64/1,238,932,233.60 = 334,664,518.08/x - Step 3: Cross multiply
825,958,496.64x = 1,238,932,233.60 × 334,664,518.08 - Step 4: Simplify right side
825,958,496.64x = 414,626,658,891,521,920 - Step 5: Solve for x
x = 414,626,658,891,521,920/825,958,496.64 - Step 6: Final answer
x = 501,994,544.01
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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.