Finding the Fourth Proportional to 103,339,973.36, 154,956,136.24 and 48,737,898.18
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Solution
The fourth proportional to 103,339,973.36, 154,956,136.24 and 48,737,898.18 is: 73,081,462.52
Step by Step Solution
- Step 1: Write the proportion equation
103,339,973.36 : 154,956,136.24 = 48,737,898.18 : x - Step 2: Convert to fraction form
103,339,973.36/154,956,136.24 = 48,737,898.18/x - Step 3: Cross multiply
103,339,973.36x = 154,956,136.24 × 48,737,898.18 - Step 4: Simplify right side
103,339,973.36x = 7,552,236,390,431,328 - Step 5: Solve for x
x = 7,552,236,390,431,328/103,339,973.36 - Step 6: Final answer
x = 73,081,462.52
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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.