Finding the Fourth Proportional to 239,683,631.36, 359,629,020.93 and 128,889,804.66
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Solution
The fourth proportional to 239,683,631.36, 359,629,020.93 and 128,889,804.66 is: 193,390,403.83
Step by Step Solution
- Step 1: Write the proportion equation
239,683,631.36 : 359,629,020.93 = 128,889,804.66 : x - Step 2: Convert to fraction form
239,683,631.36/359,629,020.93 = 128,889,804.66/x - Step 3: Cross multiply
239,683,631.36x = 359,629,020.93 × 128,889,804.66 - Step 4: Simplify right side
239,683,631.36x = 46,352,514,258,890,592 - Step 5: Solve for x
x = 46,352,514,258,890,592/239,683,631.36 - Step 6: Final answer
x = 193,390,403.83
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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.