Finding the Fourth Proportional to 126,159,343.56, 189,237,754.17 and 39,897,765
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Solution
The fourth proportional to 126,159,343.56, 189,237,754.17 and 39,897,765 is: 59,846,248.66
Step by Step Solution
- Step 1: Write the proportion equation
126,159,343.56 : 189,237,754.17 = 39,897,765 : x - Step 2: Convert to fraction form
126,159,343.56/189,237,754.17 = 39,897,765/x - Step 3: Cross multiply
126,159,343.56x = 189,237,754.17 × 39,897,765 - Step 4: Simplify right side
126,159,343.56x = 7,550,163,445,002,430 - Step 5: Solve for x
x = 7,550,163,445,002,430/126,159,343.56 - Step 6: Final answer
x = 59,846,248.66
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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.