Finding the Fourth Proportional to 377,059,718.68, 520,334,256.09 and 218,296,536.82
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Solution
The fourth proportional to 377,059,718.68, 520,334,256.09 and 218,296,536.82 is: 301,244,499.12
Step by Step Solution
- Step 1: Write the proportion equation
377,059,718.68 : 520,334,256.09 = 218,296,536.82 : x - Step 2: Convert to fraction form
377,059,718.68/520,334,256.09 = 218,296,536.82/x - Step 3: Cross multiply
377,059,718.68x = 520,334,256.09 × 218,296,536.82 - Step 4: Simplify right side
377,059,718.68x = 113,587,166,093,257,984 - Step 5: Solve for x
x = 113,587,166,093,257,984/377,059,718.68 - Step 6: Final answer
x = 301,244,499.12
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.