Finding the Fourth Proportional to 122,362,152.04, 168,863,299.05 and 66,611,184.49
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Solution
The fourth proportional to 122,362,152.04, 168,863,299.05 and 66,611,184.49 is: 91,925,355.83
Step by Step Solution
- Step 1: Write the proportion equation
122,362,152.04 : 168,863,299.05 = 66,611,184.49 : x - Step 2: Convert to fraction form
122,362,152.04/168,863,299.05 = 66,611,184.49/x - Step 3: Cross multiply
122,362,152.04x = 168,863,299.05 × 66,611,184.49 - Step 4: Simplify right side
122,362,152.04x = 11,248,184,366,609,592 - Step 5: Solve for x
x = 11,248,184,366,609,592/122,362,152.04 - Step 6: Final answer
x = 91,925,355.83
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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.