Finding the Fourth Proportional to 1,757,173,386.26, 2,424,892,618.52 and 964,232,632.26
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Solution
The fourth proportional to 1,757,173,386.26, 2,424,892,618.52 and 964,232,632.26 is: 1,330,637,380.91
Step by Step Solution
- Step 1: Write the proportion equation
1,757,173,386.26 : 2,424,892,618.52 = 964,232,632.26 : x - Step 2: Convert to fraction form
1,757,173,386.26/2,424,892,618.52 = 964,232,632.26/x - Step 3: Cross multiply
1,757,173,386.26x = 2,424,892,618.52 × 964,232,632.26 - Step 4: Simplify right side
1,757,173,386.26x = 2,338,160,592,503,383,552 - Step 5: Solve for x
x = 2,338,160,592,503,383,552/1,757,173,386.26 - Step 6: Final answer
x = 1,330,637,380.91
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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.