Finding the Fourth Proportional to 112,330,181.10, 168,495,271.65 and 91,922,846.70
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Solution
The fourth proportional to 112,330,181.10, 168,495,271.65 and 91,922,846.70 is: 137,884,270.05
Step by Step Solution
- Step 1: Write the proportion equation
112,330,181.10 : 168,495,271.65 = 91,922,846.70 : x - Step 2: Convert to fraction form
112,330,181.10/168,495,271.65 = 91,922,846.70/x - Step 3: Cross multiply
112,330,181.10x = 168,495,271.65 × 91,922,846.70 - Step 4: Simplify right side
112,330,181.10x = 15,488,565,025,557,808 - Step 5: Solve for x
x = 15,488,565,025,557,808/112,330,181.10 - Step 6: Final answer
x = 137,884,270.05
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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.