Finding the Fourth Proportional to 2,459,491,133.20, 3,686,272,649.16 and 1,129,684,130.08
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Solution
The fourth proportional to 2,459,491,133.20, 3,686,272,649.16 and 1,129,684,130.08 is: 1,693,164,758.63
Step by Step Solution
- Step 1: Write the proportion equation
2,459,491,133.20 : 3,686,272,649.16 = 1,129,684,130.08 : x - Step 2: Convert to fraction form
2,459,491,133.20/3,686,272,649.16 = 1,129,684,130.08/x - Step 3: Cross multiply
2,459,491,133.20x = 3,686,272,649.16 × 1,129,684,130.08 - Step 4: Simplify right side
2,459,491,133.20x = 4,164,323,710,904,011,264 - Step 5: Solve for x
x = 4,164,323,710,904,011,264/2,459,491,133.20 - Step 6: Final answer
x = 1,693,164,758.63
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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.