Finding the Fourth Proportional to 622,351,536.08, 858,894,078.04 and 354,438,696.76
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Solution
The fourth proportional to 622,351,536.08, 858,894,078.04 and 354,438,696.76 is: 489,153,284.00
Step by Step Solution
- Step 1: Write the proportion equation
622,351,536.08 : 858,894,078.04 = 354,438,696.76 : x - Step 2: Convert to fraction form
622,351,536.08/858,894,078.04 = 354,438,696.76/x - Step 3: Cross multiply
622,351,536.08x = 858,894,078.04 × 354,438,696.76 - Step 4: Simplify right side
622,351,536.08x = 304,425,297,672,345,984 - Step 5: Solve for x
x = 304,425,297,672,345,984/622,351,536.08 - Step 6: Final answer
x = 489,153,284.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.