Finding the Fourth Proportional to 7,888,941,851,682.20, 10,886,739,519,418 and 4,373,232,016,815.80
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Solution
The fourth proportional to 7,888,941,851,682.20, 10,886,739,519,418 and 4,373,232,016,815.80 is: 6,035,060,052,432.82
Step by Step Solution
- Step 1: Write the proportion equation
7,888,941,851,682.20 : 10,886,739,519,418 = 4,373,232,016,815.80 : x - Step 2: Convert to fraction form
7,888,941,851,682.20/10,886,739,519,418 = 4,373,232,016,815.80/x - Step 3: Cross multiply
7,888,941,851,682.20x = 10,886,739,519,418 × 4,373,232,016,815.80 - Step 4: Simplify right side
7,888,941,851,682.20x = 47,610,237,825,052,647,649,968,128 - Step 5: Solve for x
x = 47,610,237,825,052,647,649,968,128/7,888,941,851,682.20 - Step 6: Final answer
x = 6,035,060,052,432.82
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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.