Finding the Fourth Proportional to 804,750,521.55, 1,207,125,875.80 and 252,096,016.12
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Solution
The fourth proportional to 804,750,521.55, 1,207,125,875.80 and 252,096,016.12 is: 378,144,053.46
Step by Step Solution
- Step 1: Write the proportion equation
804,750,521.55 : 1,207,125,875.80 = 252,096,016.12 : x - Step 2: Convert to fraction form
804,750,521.55/1,207,125,875.80 = 252,096,016.12/x - Step 3: Cross multiply
804,750,521.55x = 1,207,125,875.80 × 252,096,016.12 - Step 4: Simplify right side
804,750,521.55x = 304,311,624,244,545,920 - Step 5: Solve for x
x = 304,311,624,244,545,920/804,750,521.55 - Step 6: Final answer
x = 378,144,053.46
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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.