Finding the Fourth Proportional to 107,542,960.44, 148,383,776.16 and 61,129,560.48
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Solution
The fourth proportional to 107,542,960.44, 148,383,776.16 and 61,129,560.48 is: 84,344,293.50
Step by Step Solution
- Step 1: Write the proportion equation
107,542,960.44 : 148,383,776.16 = 61,129,560.48 : x - Step 2: Convert to fraction form
107,542,960.44/148,383,776.16 = 61,129,560.48/x - Step 3: Cross multiply
107,542,960.44x = 148,383,776.16 × 61,129,560.48 - Step 4: Simplify right side
107,542,960.44x = 9,070,635,019,023,502 - Step 5: Solve for x
x = 9,070,635,019,023,502/107,542,960.44 - Step 6: Final answer
x = 84,344,293.50
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.