Finding the Fourth Proportional to 135,242,591.10, 202,863,886.65 and 92,195,870.10
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Solution
The fourth proportional to 135,242,591.10, 202,863,886.65 and 92,195,870.10 is: 138,293,805.15
Step by Step Solution
- Step 1: Write the proportion equation
135,242,591.10 : 202,863,886.65 = 92,195,870.10 : x - Step 2: Convert to fraction form
135,242,591.10/202,863,886.65 = 92,195,870.10/x - Step 3: Cross multiply
135,242,591.10x = 202,863,886.65 × 92,195,870.10 - Step 4: Simplify right side
135,242,591.10x = 18,703,212,541,564,524 - Step 5: Solve for x
x = 18,703,212,541,564,524/135,242,591.10 - Step 6: Final answer
x = 138,293,805.15
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.