Finding the Fourth Proportional to 126,299,179.94, 174,291,028.57 and 70,545,393.70
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Solution
The fourth proportional to 126,299,179.94, 174,291,028.57 and 70,545,393.70 is: 97,351,615.70
Step by Step Solution
- Step 1: Write the proportion equation
126,299,179.94 : 174,291,028.57 = 70,545,393.70 : x - Step 2: Convert to fraction form
126,299,179.94/174,291,028.57 = 70,545,393.70/x - Step 3: Cross multiply
126,299,179.94x = 174,291,028.57 × 70,545,393.70 - Step 4: Simplify right side
126,299,179.94x = 12,295,429,228,848,598 - Step 5: Solve for x
x = 12,295,429,228,848,598/126,299,179.94 - Step 6: Final answer
x = 97,351,615.70
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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.