Finding the Fourth Proportional to 2,219,231,869.08, 3,062,589,465.60 and 1,266,593,499.24
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Solution
The fourth proportional to 2,219,231,869.08, 3,062,589,465.60 and 1,266,593,499.24 is: 1,747,927,272.50
Step by Step Solution
- Step 1: Write the proportion equation
2,219,231,869.08 : 3,062,589,465.60 = 1,266,593,499.24 : x - Step 2: Convert to fraction form
2,219,231,869.08/3,062,589,465.60 = 1,266,593,499.24/x - Step 3: Cross multiply
2,219,231,869.08x = 3,062,589,465.60 × 1,266,593,499.24 - Step 4: Simplify right side
2,219,231,869.08x = 3,879,055,907,969,865,728 - Step 5: Solve for x
x = 3,879,055,907,969,865,728/2,219,231,869.08 - Step 6: Final answer
x = 1,747,927,272.50
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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.