Finding the Fourth Proportional to 2,040,125,938,168.70, 3,060,618,751,174.80 and 661,622,460,620.90
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Solution
The fourth proportional to 2,040,125,938,168.70, 3,060,618,751,174.80 and 661,622,460,620.90 is: 992,573,091,341.82
Step by Step Solution
- Step 1: Write the proportion equation
2,040,125,938,168.70 : 3,060,618,751,174.80 = 661,622,460,620.90 : x - Step 2: Convert to fraction form
2,040,125,938,168.70/3,060,618,751,174.80 = 661,622,460,620.90/x - Step 3: Cross multiply
2,040,125,938,168.70x = 3,060,618,751,174.80 × 661,622,460,620.90 - Step 4: Simplify right side
2,040,125,938,168.70x = 2,024,974,109,174,737,120,788,480 - Step 5: Solve for x
x = 2,024,974,109,174,737,120,788,480/2,040,125,938,168.70 - Step 6: Final answer
x = 992,573,091,341.82
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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.