Finding the Fourth Proportional to 299,711,998.80, 449,580,439.80 and 95,234,302.80
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Solution
The fourth proportional to 299,711,998.80, 449,580,439.80 and 95,234,302.80 is: 142,855,407.55
Step by Step Solution
- Step 1: Write the proportion equation
299,711,998.80 : 449,580,439.80 = 95,234,302.80 : x - Step 2: Convert to fraction form
299,711,998.80/449,580,439.80 = 95,234,302.80/x - Step 3: Cross multiply
299,711,998.80x = 449,580,439.80 × 95,234,302.80 - Step 4: Simplify right side
299,711,998.80x = 42,815,479,736,870,368 - Step 5: Solve for x
x = 42,815,479,736,870,368/299,711,998.80 - Step 6: Final answer
x = 142,855,407.55
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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.