Finding the Fourth Proportional to 8,939,660,146,183.80, 13,409,490,204,234 and 2,148,112,386,116.50
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Solution
The fourth proportional to 8,939,660,146,183.80, 13,409,490,204,234 and 2,148,112,386,116.50 is: 3,222,168,575,560.38
Step by Step Solution
- Step 1: Write the proportion equation
8,939,660,146,183.80 : 13,409,490,204,234 = 2,148,112,386,116.50 : x - Step 2: Convert to fraction form
8,939,660,146,183.80/13,409,490,204,234 = 2,148,112,386,116.50/x - Step 3: Cross multiply
8,939,660,146,183.80x = 13,409,490,204,234 × 2,148,112,386,116.50 - Step 4: Simplify right side
8,939,660,146,183.80x = 28,805,091,999,222,929,534,484,480 - Step 5: Solve for x
x = 28,805,091,999,222,929,534,484,480/8,939,660,146,183.80 - Step 6: Final answer
x = 3,222,168,575,560.38
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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.