Finding the Fourth Proportional to 204,538,387.36, 282,261,293.04 and 111,718,958.08
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Solution
The fourth proportional to 204,538,387.36, 282,261,293.04 and 111,718,958.08 is: 154,171,243.71
Step by Step Solution
- Step 1: Write the proportion equation
204,538,387.36 : 282,261,293.04 = 111,718,958.08 : x - Step 2: Convert to fraction form
204,538,387.36/282,261,293.04 = 111,718,958.08/x - Step 3: Cross multiply
204,538,387.36x = 282,261,293.04 × 111,718,958.08 - Step 4: Simplify right side
204,538,387.36x = 31,533,937,564,742,356 - Step 5: Solve for x
x = 31,533,937,564,742,356/204,538,387.36 - Step 6: Final answer
x = 154,171,243.71
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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.