Finding the Fourth Proportional to 1,555,238,246.19, 2,332,859,614.53 and 635,114,584.80
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Solution
The fourth proportional to 1,555,238,246.19, 2,332,859,614.53 and 635,114,584.80 is: 952,672,794.09
Step by Step Solution
- Step 1: Write the proportion equation
1,555,238,246.19 : 2,332,859,614.53 = 635,114,584.80 : x - Step 2: Convert to fraction form
1,555,238,246.19/2,332,859,614.53 = 635,114,584.80/x - Step 3: Cross multiply
1,555,238,246.19x = 2,332,859,614.53 × 635,114,584.80 - Step 4: Simplify right side
1,555,238,246.19x = 1,481,633,165,478,908,928 - Step 5: Solve for x
x = 1,481,633,165,478,908,928/1,555,238,246.19 - Step 6: Final answer
x = 952,672,794.09
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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.