Finding the Fourth Proportional to 6,019,444,879.80, 9,029,167,319.70 and 4,641,949,807.80
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Solution
The fourth proportional to 6,019,444,879.80, 9,029,167,319.70 and 4,641,949,807.80 is: 6,962,924,711.70
Step by Step Solution
- Step 1: Write the proportion equation
6,019,444,879.80 : 9,029,167,319.70 = 4,641,949,807.80 : x - Step 2: Convert to fraction form
6,019,444,879.80/9,029,167,319.70 = 4,641,949,807.80/x - Step 3: Cross multiply
6,019,444,879.80x = 9,029,167,319.70 × 4,641,949,807.80 - Step 4: Simplify right side
6,019,444,879.80x = 41,912,941,504,275,464,192 - Step 5: Solve for x
x = 41,912,941,504,275,464,192/6,019,444,879.80 - Step 6: Final answer
x = 6,962,924,711.70
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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.