Finding the Fourth Proportional to 351,303,254.42, 484,801,379.42 and 194,672,977.09
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Solution
The fourth proportional to 351,303,254.42, 484,801,379.42 and 194,672,977.09 is: 268,650,308.93
Step by Step Solution
- Step 1: Write the proportion equation
351,303,254.42 : 484,801,379.42 = 194,672,977.09 : x - Step 2: Convert to fraction form
351,303,254.42/484,801,379.42 = 194,672,977.09/x - Step 3: Cross multiply
351,303,254.42x = 484,801,379.42 × 194,672,977.09 - Step 4: Simplify right side
351,303,254.42x = 94,377,727,826,844,704 - Step 5: Solve for x
x = 94,377,727,826,844,704/351,303,254.42 - Step 6: Final answer
x = 268,650,308.93
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.