Finding the Fourth Proportional to 135,328,597.56, 186,755,256.21 and 73,449,677.88
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Solution
The fourth proportional to 135,328,597.56, 186,755,256.21 and 73,449,677.88 is: 101,361,527.85
Step by Step Solution
- Step 1: Write the proportion equation
135,328,597.56 : 186,755,256.21 = 73,449,677.88 : x - Step 2: Convert to fraction form
135,328,597.56/186,755,256.21 = 73,449,677.88/x - Step 3: Cross multiply
135,328,597.56x = 186,755,256.21 × 73,449,677.88 - Step 4: Simplify right side
135,328,597.56x = 13,717,113,411,021,370 - Step 5: Solve for x
x = 13,717,113,411,021,370/135,328,597.56 - Step 6: Final answer
x = 101,361,527.85
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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.