Finding the Fourth Proportional to 196,834,919.10, 295,252,378.65 and 106,135,655.10
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Solution
The fourth proportional to 196,834,919.10, 295,252,378.65 and 106,135,655.10 is: 159,203,482.65
Step by Step Solution
- Step 1: Write the proportion equation
196,834,919.10 : 295,252,378.65 = 106,135,655.10 : x - Step 2: Convert to fraction form
196,834,919.10/295,252,378.65 = 106,135,655.10/x - Step 3: Cross multiply
196,834,919.10x = 295,252,378.65 × 106,135,655.10 - Step 4: Simplify right side
196,834,919.10x = 31,336,804,627,851,000 - Step 5: Solve for x
x = 31,336,804,627,851,000/196,834,919.10 - Step 6: Final answer
x = 159,203,482.65
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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.