Finding the Fourth Proportional to 1,619,024,523.70, 2,234,254,589.97 and 876,468,586.18
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Solution
The fourth proportional to 1,619,024,523.70, 2,234,254,589.97 and 876,468,586.18 is: 1,209,527,053.46
Step by Step Solution
- Step 1: Write the proportion equation
1,619,024,523.70 : 2,234,254,589.97 = 876,468,586.18 : x - Step 2: Convert to fraction form
1,619,024,523.70/2,234,254,589.97 = 876,468,586.18/x - Step 3: Cross multiply
1,619,024,523.70x = 2,234,254,589.97 × 876,468,586.18 - Step 4: Simplify right side
1,619,024,523.70x = 1,958,253,961,637,181,184 - Step 5: Solve for x
x = 1,958,253,961,637,181,184/1,619,024,523.70 - Step 6: Final answer
x = 1,209,527,053.46
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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.