Finding the Fourth Proportional to 825,958,497.14, 1,238,932,234.35 and 334,664,518.58
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Solution
The fourth proportional to 825,958,497.14, 1,238,932,234.35 and 334,664,518.58 is: 501,994,544.76
Step by Step Solution
- Step 1: Write the proportion equation
825,958,497.14 : 1,238,932,234.35 = 334,664,518.58 : x - Step 2: Convert to fraction form
825,958,497.14/1,238,932,234.35 = 334,664,518.58/x - Step 3: Cross multiply
825,958,497.14x = 1,238,932,234.35 × 334,664,518.58 - Step 4: Simplify right side
825,958,497.14x = 414,626,659,761,986,432 - Step 5: Solve for x
x = 414,626,659,761,986,432/825,958,497.14 - Step 6: Final answer
x = 501,994,544.76
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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.