Finding the Fourth Proportional to 276,101,619.68, 381,028,207.92 and 152,350,268.24
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Solution
The fourth proportional to 276,101,619.68, 381,028,207.92 and 152,350,268.24 is: 210,247,769.47
Step by Step Solution
- Step 1: Write the proportion equation
276,101,619.68 : 381,028,207.92 = 152,350,268.24 : x - Step 2: Convert to fraction form
276,101,619.68/381,028,207.92 = 152,350,268.24/x - Step 3: Cross multiply
276,101,619.68x = 381,028,207.92 × 152,350,268.24 - Step 4: Simplify right side
276,101,619.68x = 58,049,749,683,618,496 - Step 5: Solve for x
x = 58,049,749,683,618,496/276,101,619.68 - Step 6: Final answer
x = 210,247,769.47
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.