Finding the Fourth Proportional to 122,221,517.08, 183,413,043.63 and 57,543,818.71
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Solution
The fourth proportional to 122,221,517.08, 183,413,043.63 and 57,543,818.71 is: 86,353,754.92
Step by Step Solution
- Step 1: Write the proportion equation
122,221,517.08 : 183,413,043.63 = 57,543,818.71 : x - Step 2: Convert to fraction form
122,221,517.08/183,413,043.63 = 57,543,818.71/x - Step 3: Cross multiply
122,221,517.08x = 183,413,043.63 × 57,543,818.71 - Step 4: Simplify right side
122,221,517.08x = 10,554,286,931,694,040 - Step 5: Solve for x
x = 10,554,286,931,694,040/122,221,517.08 - Step 6: Final answer
x = 86,353,754.92
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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.