Finding the Fourth Proportional to 107,409,722.10, 160,736,669.55 and 98,339,795.70
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Solution
The fourth proportional to 107,409,722.10, 160,736,669.55 and 98,339,795.70 is: 147,163,691.85
Step by Step Solution
- Step 1: Write the proportion equation
107,409,722.10 : 160,736,669.55 = 98,339,795.70 : x - Step 2: Convert to fraction form
107,409,722.10/160,736,669.55 = 98,339,795.70/x - Step 3: Cross multiply
107,409,722.10x = 160,736,669.55 × 98,339,795.70 - Step 4: Simplify right side
107,409,722.10x = 15,806,811,245,045,412 - Step 5: Solve for x
x = 15,806,811,245,045,412/107,409,722.10 - Step 6: Final answer
x = 147,163,691.85
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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.