Finding the Fourth Proportional to 350,431,747.07, 525,607,467.28 and 91,671,943.19
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Solution
The fourth proportional to 350,431,747.07, 525,607,467.28 and 91,671,943.19 is: 137,497,410.78
Step by Step Solution
- Step 1: Write the proportion equation
350,431,747.07 : 525,607,467.28 = 91,671,943.19 : x - Step 2: Convert to fraction form
350,431,747.07/525,607,467.28 = 91,671,943.19/x - Step 3: Cross multiply
350,431,747.07x = 525,607,467.28 × 91,671,943.19 - Step 4: Simplify right side
350,431,747.07x = 48,183,457,877,874,728 - Step 5: Solve for x
x = 48,183,457,877,874,728/350,431,747.07 - Step 6: Final answer
x = 137,497,410.78
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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.