Finding the Fourth Proportional to 472,605,106.70, 708,588,795.45 and 227,079,364.70
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Solution
The fourth proportional to 472,605,106.70, 708,588,795.45 and 227,079,364.70 is: 340,465,837.60
Step by Step Solution
- Step 1: Write the proportion equation
472,605,106.70 : 708,588,795.45 = 227,079,364.70 : x - Step 2: Convert to fraction form
472,605,106.70/708,588,795.45 = 227,079,364.70/x - Step 3: Cross multiply
472,605,106.70x = 708,588,795.45 × 227,079,364.70 - Step 4: Simplify right side
472,605,106.70x = 160,905,893,504,324,256 - Step 5: Solve for x
x = 160,905,893,504,324,256/472,605,106.70 - Step 6: Final answer
x = 340,465,837.60
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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.