Finding the Fourth Proportional to 12,430,277,538.24, 17,153,582,813.28 and 6,791,372,310.72
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Solution
The fourth proportional to 12,430,277,538.24, 17,153,582,813.28 and 6,791,372,310.72 is: 9,371,984,413.81
Step by Step Solution
- Step 1: Write the proportion equation
12,430,277,538.24 : 17,153,582,813.28 = 6,791,372,310.72 : x - Step 2: Convert to fraction form
12,430,277,538.24/17,153,582,813.28 = 6,791,372,310.72/x - Step 3: Cross multiply
12,430,277,538.24x = 17,153,582,813.28 × 6,791,372,310.72 - Step 4: Simplify right side
12,430,277,538.24x = 116,496,367,347,752,288,256 - Step 5: Solve for x
x = 116,496,367,347,752,288,256/12,430,277,538.24 - Step 6: Final answer
x = 9,371,984,413.81
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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.