Finding the Fourth Proportional to 2,207,451,044.98, 3,045,758,842.37 and 1,254,756,793.21
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Solution
The fourth proportional to 2,207,451,044.98, 3,045,758,842.37 and 1,254,756,793.21 is: 1,731,266,750.69
Step by Step Solution
- Step 1: Write the proportion equation
2,207,451,044.98 : 3,045,758,842.37 = 1,254,756,793.21 : x - Step 2: Convert to fraction form
2,207,451,044.98/3,045,758,842.37 = 1,254,756,793.21/x - Step 3: Cross multiply
2,207,451,044.98x = 3,045,758,842.37 × 1,254,756,793.21 - Step 4: Simplify right side
2,207,451,044.98x = 3,821,686,597,936,909,312 - Step 5: Solve for x
x = 3,821,686,597,936,909,312/2,207,451,044.98 - Step 6: Final answer
x = 1,731,266,750.69
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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.