Finding the Fourth Proportional to 179,148,678.08, 268,765,662 and 57,980,130.08
Calculator
Solution
The fourth proportional to 179,148,678.08, 268,765,662 and 57,980,130.08 is: 86,983,996.82
Step by Step Solution
- Step 1: Write the proportion equation
179,148,678.08 : 268,765,662 = 57,980,130.08 : x - Step 2: Convert to fraction form
179,148,678.08/268,765,662 = 57,980,130.08/x - Step 3: Cross multiply
179,148,678.08x = 268,765,662 × 57,980,130.08 - Step 4: Simplify right side
179,148,678.08x = 15,583,068,043,797,312 - Step 5: Solve for x
x = 15,583,068,043,797,312/179,148,678.08 - Step 6: Final answer
x = 86,983,996.82
Related Problems
Find fourth proportional to 89,574,339.04, 134,382,831 and 28,990,065.04
Half scale
Find fourth proportional to 358,297,356.16, 537,531,324 and 115,960,260.16
Double scale
Find fourth proportional to 179,148,679.08, 268,765,663.50 and 57,980,131.08
Similar ratio
Find fourth proportional to 268,723,017.12, 403,148,493 and 86,970,195.12
1.5x scale
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.