Finding the Fourth Proportional to 134,362,068.30, 201,543,102.45 and 57,672,045.90
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Solution
The fourth proportional to 134,362,068.30, 201,543,102.45 and 57,672,045.90 is: 86,508,068.85
Step by Step Solution
- Step 1: Write the proportion equation
134,362,068.30 : 201,543,102.45 = 57,672,045.90 : x - Step 2: Convert to fraction form
134,362,068.30/201,543,102.45 = 57,672,045.90/x - Step 3: Cross multiply
134,362,068.30x = 201,543,102.45 × 57,672,045.90 - Step 4: Simplify right side
134,362,068.30x = 11,623,403,055,324,802 - Step 5: Solve for x
x = 11,623,403,055,324,802/134,362,068.30 - Step 6: Final answer
x = 86,508,068.85
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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.