Finding the Fourth Proportional to 355,569,546,208.14, 490,686,336,919.12 and 192,989,225,632.95
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Solution
The fourth proportional to 355,569,546,208.14, 490,686,336,919.12 and 192,989,225,632.95 is: 266,325,328,478.09
Step by Step Solution
- Step 1: Write the proportion equation
355,569,546,208.14 : 490,686,336,919.12 = 192,989,225,632.95 : x - Step 2: Convert to fraction form
355,569,546,208.14/490,686,336,919.12 = 192,989,225,632.95/x - Step 3: Cross multiply
355,569,546,208.14x = 490,686,336,919.12 × 192,989,225,632.95 - Step 4: Simplify right side
355,569,546,208.14x = 94,697,176,190,689,778,597,888 - Step 5: Solve for x
x = 94,697,176,190,689,778,597,888/355,569,546,208.14 - Step 6: Final answer
x = 266,325,328,478.09
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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.