Finding the Fourth Proportional to 83,496,106.70, 125,244,160.05 and 49,399,901.90
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Solution
The fourth proportional to 83,496,106.70, 125,244,160.05 and 49,399,901.90 is: 74,099,852.85
Step by Step Solution
- Step 1: Write the proportion equation
83,496,106.70 : 125,244,160.05 = 49,399,901.90 : x - Step 2: Convert to fraction form
83,496,106.70/125,244,160.05 = 49,399,901.90/x - Step 3: Cross multiply
83,496,106.70x = 125,244,160.05 × 49,399,901.90 - Step 4: Simplify right side
83,496,106.70x = 6,187,049,220,017,899 - Step 5: Solve for x
x = 6,187,049,220,017,899/83,496,106.70 - Step 6: Final answer
x = 74,099,852.85
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Double scale
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Similar ratio
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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.