Finding the Fourth Proportional to 409,867,939.29, 614,801,427.09 and 133,518,701.31
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Solution
The fourth proportional to 409,867,939.29, 614,801,427.09 and 133,518,701.31 is: 200,277,895.00
Step by Step Solution
- Step 1: Write the proportion equation
409,867,939.29 : 614,801,427.09 = 133,518,701.31 : x - Step 2: Convert to fraction form
409,867,939.29/614,801,427.09 = 133,518,701.31/x - Step 3: Cross multiply
409,867,939.29x = 614,801,427.09 × 133,518,701.31 - Step 4: Simplify right side
409,867,939.29x = 82,087,488,108,591,456 - Step 5: Solve for x
x = 82,087,488,108,591,456/409,867,939.29 - Step 6: Final answer
x = 200,277,895.00
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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.