Finding the Fourth Proportional to 206,860,682.22, 310,336,425.47 and 61,305,651.73
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Solution
The fourth proportional to 206,860,682.22, 310,336,425.47 and 61,305,651.73 is: 91,971,933.07
Step by Step Solution
- Step 1: Write the proportion equation
206,860,682.22 : 310,336,425.47 = 61,305,651.73 : x - Step 2: Convert to fraction form
206,860,682.22/310,336,425.47 = 61,305,651.73/x - Step 3: Cross multiply
206,860,682.22x = 310,336,425.47 × 61,305,651.73 - Step 4: Simplify right side
206,860,682.22x = 19,025,376,818,996,924 - Step 5: Solve for x
x = 19,025,376,818,996,924/206,860,682.22 - Step 6: Final answer
x = 91,971,933.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.