Finding the Fourth Proportional to 156,638,352,102.18, 234,957,234,869.46 and 49,080,857,296.74
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Solution
The fourth proportional to 156,638,352,102.18, 234,957,234,869.46 and 49,080,857,296.74 is: 73,621,194,047.94
Step by Step Solution
- Step 1: Write the proportion equation
156,638,352,102.18 : 234,957,234,869.46 = 49,080,857,296.74 : x - Step 2: Convert to fraction form
156,638,352,102.18/234,957,234,869.46 = 49,080,857,296.74/x - Step 3: Cross multiply
156,638,352,102.18x = 234,957,234,869.46 × 49,080,857,296.74 - Step 4: Simplify right side
156,638,352,102.18x = 11,531,902,515,464,588,230,656 - Step 5: Solve for x
x = 11,531,902,515,464,588,230,656/156,638,352,102.18 - Step 6: Final answer
x = 73,621,194,047.94
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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.