Finding the Fourth Proportional to 355,569,546,017.83, 490,686,336,656.05 and 192,989,225,442.09
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Solution
The fourth proportional to 355,569,546,017.83, 490,686,336,656.05 and 192,989,225,442.09 is: 266,325,328,214.47
Step by Step Solution
- Step 1: Write the proportion equation
355,569,546,017.83 : 490,686,336,656.05 = 192,989,225,442.09 : x - Step 2: Convert to fraction form
355,569,546,017.83/490,686,336,656.05 = 192,989,225,442.09/x - Step 3: Cross multiply
355,569,546,017.83x = 490,686,336,656.05 × 192,989,225,442.09 - Step 4: Simplify right side
355,569,546,017.83x = 94,697,176,046,267,694,841,856 - Step 5: Solve for x
x = 94,697,176,046,267,694,841,856/355,569,546,017.83 - Step 6: Final answer
x = 266,325,328,214.47
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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.