Finding the Fourth Proportional to 2,406,278,276.86, 3,606,869,957.30 and 809,392,365.08
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Solution
The fourth proportional to 2,406,278,276.86, 3,606,869,957.30 and 809,392,365.08 is: 1,213,231,667.07
Step by Step Solution
- Step 1: Write the proportion equation
2,406,278,276.86 : 3,606,869,957.30 = 809,392,365.08 : x - Step 2: Convert to fraction form
2,406,278,276.86/3,606,869,957.30 = 809,392,365.08/x - Step 3: Cross multiply
2,406,278,276.86x = 3,606,869,957.30 × 809,392,365.08 - Step 4: Simplify right side
2,406,278,276.86x = 2,919,373,005,275,045,888 - Step 5: Solve for x
x = 2,919,373,005,275,045,888/2,406,278,276.86 - Step 6: Final answer
x = 1,213,231,667.07
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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.