Finding the Fourth Proportional to 175,875,512.70, 263,813,269.05 and 85,176,248.70
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Solution
The fourth proportional to 175,875,512.70, 263,813,269.05 and 85,176,248.70 is: 127,764,373.05
Step by Step Solution
- Step 1: Write the proportion equation
175,875,512.70 : 263,813,269.05 = 85,176,248.70 : x - Step 2: Convert to fraction form
175,875,512.70/263,813,269.05 = 85,176,248.70/x - Step 3: Cross multiply
175,875,512.70x = 263,813,269.05 × 85,176,248.70 - Step 4: Simplify right side
175,875,512.70x = 22,470,624,614,962,816 - Step 5: Solve for x
x = 22,470,624,614,962,816/175,875,512.70 - Step 6: Final answer
x = 127,764,373.05
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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.