Finding the Fourth Proportional to 881,853,515.18, 1,322,783,838.99 and 357,232,538.19
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Solution
The fourth proportional to 881,853,515.18, 1,322,783,838.99 and 357,232,538.19 is: 535,850,251.94
Step by Step Solution
- Step 1: Write the proportion equation
881,853,515.18 : 1,322,783,838.99 = 357,232,538.19 : x - Step 2: Convert to fraction form
881,853,515.18/1,322,783,838.99 = 357,232,538.19/x - Step 3: Cross multiply
881,853,515.18x = 1,322,783,838.99 × 357,232,538.19 - Step 4: Simplify right side
881,853,515.18x = 472,541,428,279,110,016 - Step 5: Solve for x
x = 472,541,428,279,110,016/881,853,515.18 - Step 6: Final answer
x = 535,850,251.94
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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.