Finding the Fourth Proportional to 124,416,076.70, 186,624,115.05 and 119,377,228.70
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Solution
The fourth proportional to 124,416,076.70, 186,624,115.05 and 119,377,228.70 is: 179,065,843.05
Step by Step Solution
- Step 1: Write the proportion equation
124,416,076.70 : 186,624,115.05 = 119,377,228.70 : x - Step 2: Convert to fraction form
124,416,076.70/186,624,115.05 = 119,377,228.70/x - Step 3: Cross multiply
124,416,076.70x = 186,624,115.05 × 119,377,228.70 - Step 4: Simplify right side
124,416,076.70x = 22,278,669,663,258,964 - Step 5: Solve for x
x = 22,278,669,663,258,964/124,416,076.70 - Step 6: Final answer
x = 179,065,843.05
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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.