Finding the Fourth Proportional to 214,107,782.14, 295,483,359.07 and 121,289,052.70
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Solution
The fourth proportional to 214,107,782.14, 295,483,359.07 and 121,289,052.70 is: 167,387,174.59
Step by Step Solution
- Step 1: Write the proportion equation
214,107,782.14 : 295,483,359.07 = 121,289,052.70 : x - Step 2: Convert to fraction form
214,107,782.14/295,483,359.07 = 121,289,052.70/x - Step 3: Cross multiply
214,107,782.14x = 295,483,359.07 × 121,289,052.70 - Step 4: Simplify right side
214,107,782.14x = 35,838,896,710,214,252 - Step 5: Solve for x
x = 35,838,896,710,214,252/214,107,782.14 - Step 6: Final answer
x = 167,387,174.59
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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.