Finding the Fourth Proportional to 3,019,385,235,299.80, 4,529,713,935,512.40 and 979,461,020,345.44
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Solution
The fourth proportional to 3,019,385,235,299.80, 4,529,713,935,512.40 and 979,461,020,345.44 is: 1,469,397,869,897.65
Step by Step Solution
- Step 1: Write the proportion equation
3,019,385,235,299.80 : 4,529,713,935,512.40 = 979,461,020,345.44 : x - Step 2: Convert to fraction form
3,019,385,235,299.80/4,529,713,935,512.40 = 979,461,020,345.44/x - Step 3: Cross multiply
3,019,385,235,299.80x = 4,529,713,935,512.40 × 979,461,020,345.44 - Step 4: Simplify right side
3,019,385,235,299.80x = 4,436,678,233,149,934,221,131,776 - Step 5: Solve for x
x = 4,436,678,233,149,934,221,131,776/3,019,385,235,299.80 - Step 6: Final answer
x = 1,469,397,869,897.65
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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.