Finding the Fourth Proportional to 398,601,101.70, 597,901,652.55 and 296,564,429.70
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Solution
The fourth proportional to 398,601,101.70, 597,901,652.55 and 296,564,429.70 is: 444,846,644.55
Step by Step Solution
- Step 1: Write the proportion equation
398,601,101.70 : 597,901,652.55 = 296,564,429.70 : x - Step 2: Convert to fraction form
398,601,101.70/597,901,652.55 = 296,564,429.70/x - Step 3: Cross multiply
398,601,101.70x = 597,901,652.55 × 296,564,429.70 - Step 4: Simplify right side
398,601,101.70x = 177,316,362,605,178,272 - Step 5: Solve for x
x = 177,316,362,605,178,272/398,601,101.70 - Step 6: Final answer
x = 444,846,644.55
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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.