Finding the Fourth Proportional to 146,681,028.01, 202,217,555.30 and 117,012,374.11
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Solution
The fourth proportional to 146,681,028.01, 202,217,555.30 and 117,012,374.11 is: 161,315,724.02
Step by Step Solution
- Step 1: Write the proportion equation
146,681,028.01 : 202,217,555.30 = 117,012,374.11 : x - Step 2: Convert to fraction form
146,681,028.01/202,217,555.30 = 117,012,374.11/x - Step 3: Cross multiply
146,681,028.01x = 202,217,555.30 × 117,012,374.11 - Step 4: Simplify right side
146,681,028.01x = 23,661,956,232,040,920 - Step 5: Solve for x
x = 23,661,956,232,040,920/146,681,028.01 - Step 6: Final answer
x = 161,315,724.02
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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.