Finding the Fourth Proportional to 230,328,557.26, 317,853,432.96 and 125,907,054.10
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Solution
The fourth proportional to 230,328,557.26, 317,853,432.96 and 125,907,054.10 is: 173,751,747.75
Step by Step Solution
- Step 1: Write the proportion equation
230,328,557.26 : 317,853,432.96 = 125,907,054.10 : x - Step 2: Convert to fraction form
230,328,557.26/317,853,432.96 = 125,907,054.10/x - Step 3: Cross multiply
230,328,557.26x = 317,853,432.96 × 125,907,054.10 - Step 4: Simplify right side
230,328,557.26x = 40,019,989,379,565,440 - Step 5: Solve for x
x = 40,019,989,379,565,440/230,328,557.26 - Step 6: Final answer
x = 173,751,747.75
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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.