Finding the Fourth Proportional to 201,042,277.13, 277,450,193.34 and 151,395,058.91
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Solution
The fourth proportional to 201,042,277.13, 277,450,193.34 and 151,395,058.91 is: 208,934,105.62
Step by Step Solution
- Step 1: Write the proportion equation
201,042,277.13 : 277,450,193.34 = 151,395,058.91 : x - Step 2: Convert to fraction form
201,042,277.13/277,450,193.34 = 151,395,058.91/x - Step 3: Cross multiply
201,042,277.13x = 277,450,193.34 × 151,395,058.91 - Step 4: Simplify right side
201,042,277.13x = 42,004,588,363,912,936 - Step 5: Solve for x
x = 42,004,588,363,912,936/201,042,277.13 - Step 6: Final answer
x = 208,934,105.62
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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.