Finding the Fourth Proportional to 206,935,895.51, 310,148,244.10 and 177,583,412.63
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Solution
The fourth proportional to 206,935,895.51, 310,148,244.10 and 177,583,412.63 is: 266,155,774.82
Step by Step Solution
- Step 1: Write the proportion equation
206,935,895.51 : 310,148,244.10 = 177,583,412.63 : x - Step 2: Convert to fraction form
206,935,895.51/310,148,244.10 = 177,583,412.63/x - Step 3: Cross multiply
206,935,895.51x = 310,148,244.10 × 177,583,412.63 - Step 4: Simplify right side
206,935,895.51x = 55,077,183,608,937,008 - Step 5: Solve for x
x = 55,077,183,608,937,008/206,935,895.51 - Step 6: Final answer
x = 266,155,774.82
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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.