Finding the Fourth Proportional to 369,594,306,516.96, 553,436,671,821.84 and 255,081,325,621.68
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Solution
The fourth proportional to 369,594,306,516.96, 553,436,671,821.84 and 255,081,325,621.68 is: 381,963,026,504.27
Step by Step Solution
- Step 1: Write the proportion equation
369,594,306,516.96 : 553,436,671,821.84 = 255,081,325,621.68 : x - Step 2: Convert to fraction form
369,594,306,516.96/553,436,671,821.84 = 255,081,325,621.68/x - Step 3: Cross multiply
369,594,306,516.96x = 553,436,671,821.84 × 255,081,325,621.68 - Step 4: Simplify right side
369,594,306,516.96x = 141,171,359,895,965,606,608,896 - Step 5: Solve for x
x = 141,171,359,895,965,606,608,896/369,594,306,516.96 - Step 6: Final answer
x = 381,963,026,504.27
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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.