Finding the Fourth Proportional to 96,916,683.06, 133,794,381.68 and 74,840,623.92
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Solution
The fourth proportional to 96,916,683.06, 133,794,381.68 and 74,840,623.92 is: 103,318,176.87
Step by Step Solution
- Step 1: Write the proportion equation
96,916,683.06 : 133,794,381.68 = 74,840,623.92 : x - Step 2: Convert to fraction form
96,916,683.06/133,794,381.68 = 74,840,623.92/x - Step 3: Cross multiply
96,916,683.06x = 133,794,381.68 × 74,840,623.92 - Step 4: Simplify right side
96,916,683.06x = 10,013,255,001,921,818 - Step 5: Solve for x
x = 10,013,255,001,921,818/96,916,683.06 - Step 6: Final answer
x = 103,318,176.87
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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.