Finding the Fourth Proportional to 248,512,880,560.03, 372,767,072,511.10 and 78,532,497,514.15
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Solution
The fourth proportional to 248,512,880,560.03, 372,767,072,511.10 and 78,532,497,514.15 is: 117,798,035,777.32
Step by Step Solution
- Step 1: Write the proportion equation
248,512,880,560.03 : 372,767,072,511.10 = 78,532,497,514.15 : x - Step 2: Convert to fraction form
248,512,880,560.03/372,767,072,511.10 = 78,532,497,514.15/x - Step 3: Cross multiply
248,512,880,560.03x = 372,767,072,511.10 × 78,532,497,514.15 - Step 4: Simplify right side
248,512,880,560.03x = 29,274,329,195,334,927,908,864 - Step 5: Solve for x
x = 29,274,329,195,334,927,908,864/248,512,880,560.03 - Step 6: Final answer
x = 117,798,035,777.32
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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.