Finding the Fourth Proportional to 303,438,310.68, 454,973,153.10 and 118,984,808.88
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Solution
The fourth proportional to 303,438,310.68, 454,973,153.10 and 118,984,808.88 is: 178,404,940.19
Step by Step Solution
- Step 1: Write the proportion equation
303,438,310.68 : 454,973,153.10 = 118,984,808.88 : x - Step 2: Convert to fraction form
303,438,310.68/454,973,153.10 = 118,984,808.88/x - Step 3: Cross multiply
303,438,310.68x = 454,973,153.10 × 118,984,808.88 - Step 4: Simplify right side
303,438,310.68x = 54,134,893,667,134,480 - Step 5: Solve for x
x = 54,134,893,667,134,480/303,438,310.68 - Step 6: Final answer
x = 178,404,940.19
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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.