Finding the Fourth Proportional to 119,359,616,713.66, 164,715,418,252.62 and 65,166,163,577.67
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Solution
The fourth proportional to 119,359,616,713.66, 164,715,418,252.62 and 65,166,163,577.67 is: 89,928,840,131.62
Step by Step Solution
- Step 1: Write the proportion equation
119,359,616,713.66 : 164,715,418,252.62 = 65,166,163,577.67 : x - Step 2: Convert to fraction form
119,359,616,713.66/164,715,418,252.62 = 65,166,163,577.67/x - Step 3: Cross multiply
119,359,616,713.66x = 164,715,418,252.62 × 65,166,163,577.67 - Step 4: Simplify right side
119,359,616,713.66x = 10,733,871,889,614,565,801,984 - Step 5: Solve for x
x = 10,733,871,889,614,565,801,984/119,359,616,713.66 - Step 6: Final answer
x = 89,928,840,131.62
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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.