Finding the Fourth Proportional to 169,322,817.28, 254,009,463.88 and 60,138,815.44
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Solution
The fourth proportional to 169,322,817.28, 254,009,463.88 and 60,138,815.44 is: 90,217,186.99
Step by Step Solution
- Step 1: Write the proportion equation
169,322,817.28 : 254,009,463.88 = 60,138,815.44 : x - Step 2: Convert to fraction form
169,322,817.28/254,009,463.88 = 60,138,815.44/x - Step 3: Cross multiply
169,322,817.28x = 254,009,463.88 × 60,138,815.44 - Step 4: Simplify right side
169,322,817.28x = 15,275,828,268,292,666 - Step 5: Solve for x
x = 15,275,828,268,292,666/169,322,817.28 - Step 6: Final answer
x = 90,217,186.99
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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.