Finding the Fourth Proportional to 164,157,648.49, 245,844,092.13 and 91,193,460.04
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Solution
The fourth proportional to 164,157,648.49, 245,844,092.13 and 91,193,460.04 is: 136,572,213.34
Step by Step Solution
- Step 1: Write the proportion equation
164,157,648.49 : 245,844,092.13 = 91,193,460.04 : x - Step 2: Convert to fraction form
164,157,648.49/245,844,092.13 = 91,193,460.04/x - Step 3: Cross multiply
164,157,648.49x = 245,844,092.13 × 91,193,460.04 - Step 4: Simplify right side
164,157,648.49x = 22,419,373,391,727,236 - Step 5: Solve for x
x = 22,419,373,391,727,236/164,157,648.49 - Step 6: Final answer
x = 136,572,213.34
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.