Finding the Fourth Proportional to 150,623,772.71, 225,832,514.18 and 76,704,465.92
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Solution
The fourth proportional to 150,623,772.71, 225,832,514.18 and 76,704,465.92 is: 115,004,172.81
Step by Step Solution
- Step 1: Write the proportion equation
150,623,772.71 : 225,832,514.18 = 76,704,465.92 : x - Step 2: Convert to fraction form
150,623,772.71/225,832,514.18 = 76,704,465.92/x - Step 3: Cross multiply
150,623,772.71x = 225,832,514.18 × 76,704,465.92 - Step 4: Simplify right side
150,623,772.71x = 17,322,362,386,035,044 - Step 5: Solve for x
x = 17,322,362,386,035,044/150,623,772.71 - Step 6: Final answer
x = 115,004,172.81
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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.