Finding the Fourth Proportional to 177,174,517.70, 265,799,101.35 and 74,885,903.30
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Solution
The fourth proportional to 177,174,517.70, 265,799,101.35 and 74,885,903.30 is: 112,344,630.93
Step by Step Solution
- Step 1: Write the proportion equation
177,174,517.70 : 265,799,101.35 = 74,885,903.30 : x - Step 2: Convert to fraction form
177,174,517.70/265,799,101.35 = 74,885,903.30/x - Step 3: Cross multiply
177,174,517.70x = 265,799,101.35 × 74,885,903.30 - Step 4: Simplify right side
177,174,517.70x = 19,904,605,800,923,000 - Step 5: Solve for x
x = 19,904,605,800,923,000/177,174,517.70 - Step 6: Final answer
x = 112,344,630.93
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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.