Finding the Fourth Proportional to 304,546,256.11, 420,274,366.19 and 165,317,112.19
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Solution
The fourth proportional to 304,546,256.11, 420,274,366.19 and 165,317,112.19 is: 228,137,904.02
Step by Step Solution
- Step 1: Write the proportion equation
304,546,256.11 : 420,274,366.19 = 165,317,112.19 : x - Step 2: Convert to fraction form
304,546,256.11/420,274,366.19 = 165,317,112.19/x - Step 3: Cross multiply
304,546,256.11x = 420,274,366.19 × 165,317,112.19 - Step 4: Simplify right side
304,546,256.11x = 69,478,544,546,013,368 - Step 5: Solve for x
x = 69,478,544,546,013,368/304,546,256.11 - Step 6: Final answer
x = 228,137,904.02
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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.