Finding the Fourth Proportional to 433,784,745.54, 598,601,394.81 and 245,583,772.74
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Solution
The fourth proportional to 433,784,745.54, 598,601,394.81 and 245,583,772.74 is: 338,893,403.74
Step by Step Solution
- Step 1: Write the proportion equation
433,784,745.54 : 598,601,394.81 = 245,583,772.74 : x - Step 2: Convert to fraction form
433,784,745.54/598,601,394.81 = 245,583,772.74/x - Step 3: Cross multiply
433,784,745.54x = 598,601,394.81 × 245,583,772.74 - Step 4: Simplify right side
433,784,745.54x = 147,006,788,904,866,048 - Step 5: Solve for x
x = 147,006,788,904,866,048/433,784,745.54 - Step 6: Final answer
x = 338,893,403.74
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.