Finding the Fourth Proportional to 3,515,716,318.23, 4,849,481,661.98 and 2,085,775,050.13
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Solution
The fourth proportional to 3,515,716,318.23, 4,849,481,661.98 and 2,085,775,050.13 is: 2,877,060,303.23
Step by Step Solution
- Step 1: Write the proportion equation
3,515,716,318.23 : 4,849,481,661.98 = 2,085,775,050.13 : x - Step 2: Convert to fraction form
3,515,716,318.23/4,849,481,661.98 = 2,085,775,050.13/x - Step 3: Cross multiply
3,515,716,318.23x = 4,849,481,661.98 × 2,085,775,050.13 - Step 4: Simplify right side
3,515,716,318.23x = 10,114,927,856,598,298,624 - Step 5: Solve for x
x = 10,114,927,856,598,298,624/3,515,716,318.23 - Step 6: Final answer
x = 2,877,060,303.23
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1.5x scale
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.