Finding the Fourth Proportional to 145,949,373,144.18, 218,844,251,938.26 and 115,889,606,702.10
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Solution
The fourth proportional to 145,949,373,144.18, 218,844,251,938.26 and 115,889,606,702.10 is: 173,771,039,503.44
Step by Step Solution
- Step 1: Write the proportion equation
145,949,373,144.18 : 218,844,251,938.26 = 115,889,606,702.10 : x - Step 2: Convert to fraction form
145,949,373,144.18/218,844,251,938.26 = 115,889,606,702.10/x - Step 3: Cross multiply
145,949,373,144.18x = 218,844,251,938.26 × 115,889,606,702.10 - Step 4: Simplify right side
145,949,373,144.18x = 25,361,774,286,140,237,414,400 - Step 5: Solve for x
x = 25,361,774,286,140,237,414,400/145,949,373,144.18 - Step 6: Final answer
x = 173,771,039,503.44
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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.