Finding the Fourth Proportional to 496,326,072.30, 744,489,108.45 and 151,279,145.70
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Solution
The fourth proportional to 496,326,072.30, 744,489,108.45 and 151,279,145.70 is: 226,918,718.55
Step by Step Solution
- Step 1: Write the proportion equation
496,326,072.30 : 744,489,108.45 = 151,279,145.70 : x - Step 2: Convert to fraction form
496,326,072.30/744,489,108.45 = 151,279,145.70/x - Step 3: Cross multiply
496,326,072.30x = 744,489,108.45 × 151,279,145.70 - Step 4: Simplify right side
496,326,072.30x = 112,625,676,309,270,656 - Step 5: Solve for x
x = 112,625,676,309,270,656/496,326,072.30 - Step 6: Final answer
x = 226,918,718.55
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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.