Finding the Fourth Proportional to 167,655,087.30, 251,482,630.95 and 159,718,901.70
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Solution
The fourth proportional to 167,655,087.30, 251,482,630.95 and 159,718,901.70 is: 239,578,352.55
Step by Step Solution
- Step 1: Write the proportion equation
167,655,087.30 : 251,482,630.95 = 159,718,901.70 : x - Step 2: Convert to fraction form
167,655,087.30/251,482,630.95 = 159,718,901.70/x - Step 3: Cross multiply
167,655,087.30x = 251,482,630.95 × 159,718,901.70 - Step 4: Simplify right side
167,655,087.30x = 40,166,529,611,960,424 - Step 5: Solve for x
x = 40,166,529,611,960,424/167,655,087.30 - Step 6: Final answer
x = 239,578,352.55
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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.