Finding the Fourth Proportional to 348,239,675.45, 521,785,553.11 and 202,263,461.57
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Solution
The fourth proportional to 348,239,675.45, 521,785,553.11 and 202,263,461.57 is: 303,061,826.69
Step by Step Solution
- Step 1: Write the proportion equation
348,239,675.45 : 521,785,553.11 = 202,263,461.57 : x - Step 2: Convert to fraction form
348,239,675.45/521,785,553.11 = 202,263,461.57/x - Step 3: Cross multiply
348,239,675.45x = 521,785,553.11 × 202,263,461.57 - Step 4: Simplify right side
348,239,675.45x = 105,538,152,169,245,680 - Step 5: Solve for x
x = 105,538,152,169,245,680/348,239,675.45 - Step 6: Final answer
x = 303,061,826.69
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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.