Finding the Fourth Proportional to 422,609,647.32, 633,957,954 and 146,260,376.52
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Solution
The fourth proportional to 422,609,647.32, 633,957,954 and 146,260,376.52 is: 219,405,613.76
Step by Step Solution
- Step 1: Write the proportion equation
422,609,647.32 : 633,957,954 = 146,260,376.52 : x - Step 2: Convert to fraction form
422,609,647.32/633,957,954 = 146,260,376.52/x - Step 3: Cross multiply
422,609,647.32x = 633,957,954 × 146,260,376.52 - Step 4: Simplify right side
422,609,647.32x = 92,722,929,049,888,848 - Step 5: Solve for x
x = 92,722,929,049,888,848/422,609,647.32 - Step 6: Final answer
x = 219,405,613.76
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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.