Finding the Fourth Proportional to 202,170,094.98, 303,292,937.07 and 81,010,994.82
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Solution
The fourth proportional to 202,170,094.98, 303,292,937.07 and 81,010,994.82 is: 121,531,636.80
Step by Step Solution
- Step 1: Write the proportion equation
202,170,094.98 : 303,292,937.07 = 81,010,994.82 : x - Step 2: Convert to fraction form
202,170,094.98/303,292,937.07 = 81,010,994.82/x - Step 3: Cross multiply
202,170,094.98x = 303,292,937.07 × 81,010,994.82 - Step 4: Simplify right side
202,170,094.98x = 24,570,062,553,920,352 - Step 5: Solve for x
x = 24,570,062,553,920,352/202,170,094.98 - Step 6: Final answer
x = 121,531,636.80
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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.