Finding the Fourth Proportional to 115,355,510.10, 173,033,265.15 and 106,596,623.70
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Solution
The fourth proportional to 115,355,510.10, 173,033,265.15 and 106,596,623.70 is: 159,894,935.55
Step by Step Solution
- Step 1: Write the proportion equation
115,355,510.10 : 173,033,265.15 = 106,596,623.70 : x - Step 2: Convert to fraction form
115,355,510.10/173,033,265.15 = 106,596,623.70/x - Step 3: Cross multiply
115,355,510.10x = 173,033,265.15 × 106,596,623.70 - Step 4: Simplify right side
115,355,510.10x = 18,444,761,852,776,876 - Step 5: Solve for x
x = 18,444,761,852,776,876/115,355,510.10 - Step 6: Final answer
x = 159,894,935.55
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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.