Finding the Fourth Proportional to 180,609,258.39, 249,261,452.35 and 101,245,754.97
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Solution
The fourth proportional to 180,609,258.39, 249,261,452.35 and 101,245,754.97 is: 139,730,732.25
Step by Step Solution
- Step 1: Write the proportion equation
180,609,258.39 : 249,261,452.35 = 101,245,754.97 : x - Step 2: Convert to fraction form
180,609,258.39/249,261,452.35 = 101,245,754.97/x - Step 3: Cross multiply
180,609,258.39x = 249,261,452.35 × 101,245,754.97 - Step 4: Simplify right side
180,609,258.39x = 25,236,663,926,848,124 - Step 5: Solve for x
x = 25,236,663,926,848,124/180,609,258.39 - Step 6: Final answer
x = 139,730,732.25
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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.