Finding the Fourth Proportional to 106,146,532.07, 159,166,518.18 and 61,845,157.05
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Solution
The fourth proportional to 106,146,532.07, 159,166,518.18 and 61,845,157.05 is: 92,736,692.59
Step by Step Solution
- Step 1: Write the proportion equation
106,146,532.07 : 159,166,518.18 = 61,845,157.05 : x - Step 2: Convert to fraction form
106,146,532.07/159,166,518.18 = 61,845,157.05/x - Step 3: Cross multiply
106,146,532.07x = 159,166,518.18 × 61,845,157.05 - Step 4: Simplify right side
106,146,532.07x = 9,843,678,313,943,780 - Step 5: Solve for x
x = 9,843,678,313,943,780/106,146,532.07 - Step 6: Final answer
x = 92,736,692.59
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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.