Finding the Fourth Proportional to 176,397,416.70, 264,596,125.05 and 99,869,912.70
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Solution
The fourth proportional to 176,397,416.70, 264,596,125.05 and 99,869,912.70 is: 149,804,869.05
Step by Step Solution
- Step 1: Write the proportion equation
176,397,416.70 : 264,596,125.05 = 99,869,912.70 : x - Step 2: Convert to fraction form
176,397,416.70/264,596,125.05 = 99,869,912.70/x - Step 3: Cross multiply
176,397,416.70x = 264,596,125.05 × 99,869,912.70 - Step 4: Simplify right side
176,397,416.70x = 26,425,191,909,501,784 - Step 5: Solve for x
x = 26,425,191,909,501,784/176,397,416.70 - Step 6: Final answer
x = 149,804,869.05
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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.