Finding the Fourth Proportional to 7,743,625,919,464.80, 10,687,140,829,477 and 4,407,267,868,540.80
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Solution
The fourth proportional to 7,743,625,919,464.80, 10,687,140,829,477 and 4,407,267,868,540.80 is: 6,082,562,984,599.84
Step by Step Solution
- Step 1: Write the proportion equation
7,743,625,919,464.80 : 10,687,140,829,477 = 4,407,267,868,540.80 : x - Step 2: Convert to fraction form
7,743,625,919,464.80/10,687,140,829,477 = 4,407,267,868,540.80/x - Step 3: Cross multiply
7,743,625,919,464.80x = 10,687,140,829,477 × 4,407,267,868,540.80 - Step 4: Simplify right side
7,743,625,919,464.80x = 47,101,092,384,324,455,959,101,440 - Step 5: Solve for x
x = 47,101,092,384,324,455,959,101,440/7,743,625,919,464.80 - Step 6: Final answer
x = 6,082,562,984,599.84
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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.