Finding the Fourth Proportional to 166,642,777.62, 249,976,140.30 and 57,466,378.08
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Solution
The fourth proportional to 166,642,777.62, 249,976,140.30 and 57,466,378.08 is: 86,203,696.28
Step by Step Solution
- Step 1: Write the proportion equation
166,642,777.62 : 249,976,140.30 = 57,466,378.08 : x - Step 2: Convert to fraction form
166,642,777.62/249,976,140.30 = 57,466,378.08/x - Step 3: Cross multiply
166,642,777.62x = 249,976,140.30 × 57,466,378.08 - Step 4: Simplify right side
166,642,777.62x = 14,365,223,389,458,924 - Step 5: Solve for x
x = 14,365,223,389,458,924/166,642,777.62 - Step 6: Final answer
x = 86,203,696.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.