Finding the Fourth Proportional to 101,680,914.67, 138,442,447.04 and 101,358,064.26
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Solution
The fourth proportional to 101,680,914.67, 138,442,447.04 and 101,358,064.26 is: 138,002,873.88
Step by Step Solution
- Step 1: Write the proportion equation
101,680,914.67 : 138,442,447.04 = 101,358,064.26 : x - Step 2: Convert to fraction form
101,680,914.67/138,442,447.04 = 101,358,064.26/x - Step 3: Cross multiply
101,680,914.67x = 138,442,447.04 × 101,358,064.26 - Step 4: Simplify right side
101,680,914.67x = 14,032,258,443,391,966 - Step 5: Solve for x
x = 14,032,258,443,391,966/101,680,914.67 - Step 6: Final answer
x = 138,002,873.88
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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.