Finding the Fourth Proportional to 171,872,472.24, 237,187,038.24 and 93,558,276.72
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Solution
The fourth proportional to 171,872,472.24, 237,187,038.24 and 93,558,276.72 is: 129,112,069.37
Step by Step Solution
- Step 1: Write the proportion equation
171,872,472.24 : 237,187,038.24 = 93,558,276.72 : x - Step 2: Convert to fraction form
171,872,472.24/237,187,038.24 = 93,558,276.72/x - Step 3: Cross multiply
171,872,472.24x = 237,187,038.24 × 93,558,276.72 - Step 4: Simplify right side
171,872,472.24x = 22,190,810,558,055,144 - Step 5: Solve for x
x = 22,190,810,558,055,144/171,872,472.24 - Step 6: Final answer
x = 129,112,069.37
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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.