Finding the Fourth Proportional to 235,173,095.16, 352,736,835.57 and 71,412,270.18
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Solution
The fourth proportional to 235,173,095.16, 352,736,835.57 and 71,412,270.18 is: 107,111,479.68
Step by Step Solution
- Step 1: Write the proportion equation
235,173,095.16 : 352,736,835.57 = 71,412,270.18 : x - Step 2: Convert to fraction form
235,173,095.16/352,736,835.57 = 71,412,270.18/x - Step 3: Cross multiply
235,173,095.16x = 352,736,835.57 × 71,412,270.18 - Step 4: Simplify right side
235,173,095.16x = 25,189,738,204,163,076 - Step 5: Solve for x
x = 25,189,738,204,163,076/235,173,095.16 - Step 6: Final answer
x = 107,111,479.68
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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.