Finding the Fourth Proportional to 6,805,566,015.80, 10,208,349,023.70 and 5,717,174,847.80
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Solution
The fourth proportional to 6,805,566,015.80, 10,208,349,023.70 and 5,717,174,847.80 is: 8,575,762,271.70
Step by Step Solution
- Step 1: Write the proportion equation
6,805,566,015.80 : 10,208,349,023.70 = 5,717,174,847.80 : x - Step 2: Convert to fraction form
6,805,566,015.80/10,208,349,023.70 = 5,717,174,847.80/x - Step 3: Cross multiply
6,805,566,015.80x = 10,208,349,023.70 × 5,717,174,847.80 - Step 4: Simplify right side
6,805,566,015.80x = 58,362,916,275,861,331,968 - Step 5: Solve for x
x = 58,362,916,275,861,331,968/6,805,566,015.80 - Step 6: Final answer
x = 8,575,762,271.70
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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.