Finding the Fourth Proportional to 4,235,264,473.46, 6,340,628,674.46 and 3,190,403,129.30
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Solution
The fourth proportional to 4,235,264,473.46, 6,340,628,674.46 and 3,190,403,129.30 is: 4,776,363,245.19
Step by Step Solution
- Step 1: Write the proportion equation
4,235,264,473.46 : 6,340,628,674.46 = 3,190,403,129.30 : x - Step 2: Convert to fraction form
4,235,264,473.46/6,340,628,674.46 = 3,190,403,129.30/x - Step 3: Cross multiply
4,235,264,473.46x = 6,340,628,674.46 × 3,190,403,129.30 - Step 4: Simplify right side
4,235,264,473.46x = 20,229,161,564,702,769,152 - Step 5: Solve for x
x = 20,229,161,564,702,769,152/4,235,264,473.46 - Step 6: Final answer
x = 4,776,363,245.19
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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.