Finding the Fourth Proportional to 238,827,952.58, 358,224,640.56 and 75,112,533.36
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Solution
The fourth proportional to 238,827,952.58, 358,224,640.56 and 75,112,533.36 is: 112,663,362.79
Step by Step Solution
- Step 1: Write the proportion equation
238,827,952.58 : 358,224,640.56 = 75,112,533.36 : x - Step 2: Convert to fraction form
238,827,952.58/358,224,640.56 = 75,112,533.36/x - Step 3: Cross multiply
238,827,952.58x = 358,224,640.56 × 75,112,533.36 - Step 4: Simplify right side
238,827,952.58x = 26,907,160,264,437,008 - Step 5: Solve for x
x = 26,907,160,264,437,008/238,827,952.58 - Step 6: Final answer
x = 112,663,362.79
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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.