Finding the Fourth Proportional to 725,083,681.24, 1,087,624,537.26 and 336,694,132.36
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Solution
The fourth proportional to 725,083,681.24, 1,087,624,537.26 and 336,694,132.36 is: 505,040,741.34
Step by Step Solution
- Step 1: Write the proportion equation
725,083,681.24 : 1,087,624,537.26 = 336,694,132.36 : x - Step 2: Convert to fraction form
725,083,681.24/1,087,624,537.26 = 336,694,132.36/x - Step 3: Cross multiply
725,083,681.24x = 1,087,624,537.26 × 336,694,132.36 - Step 4: Simplify right side
725,083,681.24x = 366,196,799,906,202,176 - Step 5: Solve for x
x = 366,196,799,906,202,176/725,083,681.24 - Step 6: Final answer
x = 505,040,741.34
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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.