Finding the Fourth Proportional to 196,307,546.36, 270,888,484.62 and 113,806,645.52
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Solution
The fourth proportional to 196,307,546.36, 270,888,484.62 and 113,806,645.52 is: 157,043,935.99
Step by Step Solution
- Step 1: Write the proportion equation
196,307,546.36 : 270,888,484.62 = 113,806,645.52 : x - Step 2: Convert to fraction form
196,307,546.36/270,888,484.62 = 113,806,645.52/x - Step 3: Cross multiply
196,307,546.36x = 270,888,484.62 × 113,806,645.52 - Step 4: Simplify right side
196,307,546.36x = 30,828,909,744,598,312 - Step 5: Solve for x
x = 30,828,909,744,598,312/196,307,546.36 - Step 6: Final answer
x = 157,043,935.99
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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.