Finding the Fourth Proportional to 202,875,899.38, 279,824,413.45 and 186,184,539.23
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Solution
The fourth proportional to 202,875,899.38, 279,824,413.45 and 186,184,539.23 is: 256,802,210.82
Step by Step Solution
- Step 1: Write the proportion equation
202,875,899.38 : 279,824,413.45 = 186,184,539.23 : x - Step 2: Convert to fraction form
202,875,899.38/279,824,413.45 = 186,184,539.23/x - Step 3: Cross multiply
202,875,899.38x = 279,824,413.45 × 186,184,539.23 - Step 4: Simplify right side
202,875,899.38x = 52,098,979,483,493,256 - Step 5: Solve for x
x = 52,098,979,483,493,256/202,875,899.38 - Step 6: Final answer
x = 256,802,210.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.