Finding the Fourth Proportional to 2,238,343,893.20, 3,357,515,839.80 and 1,770,738,798.80
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Solution
The fourth proportional to 2,238,343,893.20, 3,357,515,839.80 and 1,770,738,798.80 is: 2,656,108,198.20
Step by Step Solution
- Step 1: Write the proportion equation
2,238,343,893.20 : 3,357,515,839.80 = 1,770,738,798.80 : x - Step 2: Convert to fraction form
2,238,343,893.20/3,357,515,839.80 = 1,770,738,798.80/x - Step 3: Cross multiply
2,238,343,893.20x = 3,357,515,839.80 × 1,770,738,798.80 - Step 4: Simplify right side
2,238,343,893.20x = 5,945,283,565,119,425,536 - Step 5: Solve for x
x = 5,945,283,565,119,425,536/2,238,343,893.20 - Step 6: Final answer
x = 2,656,108,198.20
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1.5x scale
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.