Finding the Fourth Proportional to 101,680,913.67, 138,442,445.67 and 101,358,063.26
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Solution
The fourth proportional to 101,680,913.67, 138,442,445.67 and 101,358,063.26 is: 138,002,872.52
Step by Step Solution
- Step 1: Write the proportion equation
101,680,913.67 : 138,442,445.67 = 101,358,063.26 : x - Step 2: Convert to fraction form
101,680,913.67/138,442,445.67 = 101,358,063.26/x - Step 3: Cross multiply
101,680,913.67x = 138,442,445.67 × 101,358,063.26 - Step 4: Simplify right side
101,680,913.67x = 14,032,258,166,296,016 - Step 5: Solve for x
x = 14,032,258,166,296,016/101,680,913.67 - Step 6: Final answer
x = 138,002,872.52
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These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.