Finding the Fourth Proportional to 96,451,728.08, 133,114,795.54 and 57,293,659.53
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Solution
The fourth proportional to 96,451,728.08, 133,114,795.54 and 57,293,659.53 is: 79,072,028.32
Step by Step Solution
- Step 1: Write the proportion equation
96,451,728.08 : 133,114,795.54 = 57,293,659.53 : x - Step 2: Convert to fraction form
96,451,728.08/133,114,795.54 = 57,293,659.53/x - Step 3: Cross multiply
96,451,728.08x = 133,114,795.54 × 57,293,659.53 - Step 4: Simplify right side
96,451,728.08x = 7,626,633,773,931,088 - Step 5: Solve for x
x = 7,626,633,773,931,088/96,451,728.08 - Step 6: Final answer
x = 79,072,028.32
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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.