Finding the Fourth Proportional to 166,024,973.44, 249,188,583.68 and 88,367,074.75
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Solution
The fourth proportional to 166,024,973.44, 249,188,583.68 and 88,367,074.75 is: 132,631,047.87
Step by Step Solution
- Step 1: Write the proportion equation
166,024,973.44 : 249,188,583.68 = 88,367,074.75 : x - Step 2: Convert to fraction form
166,024,973.44/249,188,583.68 = 88,367,074.75/x - Step 3: Cross multiply
166,024,973.44x = 249,188,583.68 × 88,367,074.75 - Step 4: Simplify right side
166,024,973.44x = 22,020,066,200,455,356 - Step 5: Solve for x
x = 22,020,066,200,455,356/166,024,973.44 - Step 6: Final answer
x = 132,631,047.87
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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.