Finding the Fourth Proportional to 7,432,804,853.40, 11,149,207,280.10 and 4,126,816,680.60
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Solution
The fourth proportional to 7,432,804,853.40, 11,149,207,280.10 and 4,126,816,680.60 is: 6,190,225,020.90
Step by Step Solution
- Step 1: Write the proportion equation
7,432,804,853.40 : 11,149,207,280.10 = 4,126,816,680.60 : x - Step 2: Convert to fraction form
7,432,804,853.40/11,149,207,280.10 = 4,126,816,680.60/x - Step 3: Cross multiply
7,432,804,853.40x = 11,149,207,280.10 × 4,126,816,680.60 - Step 4: Simplify right side
7,432,804,853.40x = 46,010,734,578,983,632,896 - Step 5: Solve for x
x = 46,010,734,578,983,632,896/7,432,804,853.40 - Step 6: Final answer
x = 6,190,225,020.90
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.