Finding the Fourth Proportional to 245,760,979.17, 339,136,539.63 and 134,229,613.53
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Solution
The fourth proportional to 245,760,979.17, 339,136,539.63 and 134,229,613.53 is: 185,229,432.28
Step by Step Solution
- Step 1: Write the proportion equation
245,760,979.17 : 339,136,539.63 = 134,229,613.53 : x - Step 2: Convert to fraction form
245,760,979.17/339,136,539.63 = 134,229,613.53/x - Step 3: Cross multiply
245,760,979.17x = 339,136,539.63 × 134,229,613.53 - Step 4: Simplify right side
245,760,979.17x = 45,522,166,648,436,432 - Step 5: Solve for x
x = 45,522,166,648,436,432/245,760,979.17 - Step 6: Final answer
x = 185,229,432.28
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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.