Finding the Fourth Proportional to 134,276,481,391.93, 185,385,186,374.08 and 85,474,847,623.95
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Solution
The fourth proportional to 134,276,481,391.93, 185,385,186,374.08 and 85,474,847,623.95 is: 118,008,532,788.48
Step by Step Solution
- Step 1: Write the proportion equation
134,276,481,391.93 : 185,385,186,374.08 = 85,474,847,623.95 : x - Step 2: Convert to fraction form
134,276,481,391.93/185,385,186,374.08 = 85,474,847,623.95/x - Step 3: Cross multiply
134,276,481,391.93x = 185,385,186,374.08 × 85,474,847,623.95 - Step 4: Simplify right side
134,276,481,391.93x = 15,845,770,557,061,316,214,784 - Step 5: Solve for x
x = 15,845,770,557,061,316,214,784/134,276,481,391.93 - Step 6: Final answer
x = 118,008,532,788.48
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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.