Finding the Fourth Proportional to 509,953,392.08, 763,346,670.94 and 276,203,540.24
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Solution
The fourth proportional to 509,953,392.08, 763,346,670.94 and 276,203,540.24 is: 413,447,691.92
Step by Step Solution
- Step 1: Write the proportion equation
509,953,392.08 : 763,346,670.94 = 276,203,540.24 : x - Step 2: Convert to fraction form
509,953,392.08/763,346,670.94 = 276,203,540.24/x - Step 3: Cross multiply
509,953,392.08x = 763,346,670.94 × 276,203,540.24 - Step 4: Simplify right side
509,953,392.08x = 210,839,052,944,046,336 - Step 5: Solve for x
x = 210,839,052,944,046,336/509,953,392.08 - Step 6: Final answer
x = 413,447,691.92
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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.