Finding the Fourth Proportional to 229,421,478.05, 344,131,904.36 and 106,532,596.61
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Solution
The fourth proportional to 229,421,478.05, 344,131,904.36 and 106,532,596.61 is: 159,798,749.70
Step by Step Solution
- Step 1: Write the proportion equation
229,421,478.05 : 344,131,904.36 = 106,532,596.61 : x - Step 2: Convert to fraction form
229,421,478.05/344,131,904.36 = 106,532,596.61/x - Step 3: Cross multiply
229,421,478.05x = 344,131,904.36 × 106,532,596.61 - Step 4: Simplify right side
229,421,478.05x = 36,661,265,347,282,320 - Step 5: Solve for x
x = 36,661,265,347,282,320/229,421,478.05 - Step 6: Final answer
x = 159,798,749.70
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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.