Finding the Fourth Proportional to 107,459,476.14, 161,189,115.74 and 33,683,786.76
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Solution
The fourth proportional to 107,459,476.14, 161,189,115.74 and 33,683,786.76 is: 50,525,649.28
Step by Step Solution
- Step 1: Write the proportion equation
107,459,476.14 : 161,189,115.74 = 33,683,786.76 : x - Step 2: Convert to fraction form
107,459,476.14/161,189,115.74 = 33,683,786.76/x - Step 3: Cross multiply
107,459,476.14x = 161,189,115.74 × 33,683,786.76 - Step 4: Simplify right side
107,459,476.14x = 5,429,459,803,106,303 - Step 5: Solve for x
x = 5,429,459,803,106,303/107,459,476.14 - Step 6: Final answer
x = 50,525,649.28
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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.