Finding the Fourth Proportional to 135,658,365,237.74, 203,517,897,137.48 and 41,338,694,859.50
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Solution
The fourth proportional to 135,658,365,237.74, 203,517,897,137.48 and 41,338,694,859.50 is: 62,017,290,518.50
Step by Step Solution
- Step 1: Write the proportion equation
135,658,365,237.74 : 203,517,897,137.48 = 41,338,694,859.50 : x - Step 2: Convert to fraction form
135,658,365,237.74/203,517,897,137.48 = 41,338,694,859.50/x - Step 3: Cross multiply
135,658,365,237.74x = 203,517,897,137.48 × 41,338,694,859.50 - Step 4: Simplify right side
135,658,365,237.74x = 8,413,164,248,213,394,292,736 - Step 5: Solve for x
x = 8,413,164,248,213,394,292,736/135,658,365,237.74 - Step 6: Final answer
x = 62,017,290,518.50
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1.5x scale
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.