Finding the Fourth Proportional to 311,052,038.80, 466,578,058.20 and 106,512,134.80
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Solution
The fourth proportional to 311,052,038.80, 466,578,058.20 and 106,512,134.80 is: 159,768,202.20
Step by Step Solution
- Step 1: Write the proportion equation
311,052,038.80 : 466,578,058.20 = 106,512,134.80 : x - Step 2: Convert to fraction form
311,052,038.80/466,578,058.20 = 106,512,134.80/x - Step 3: Cross multiply
311,052,038.80x = 466,578,058.20 × 106,512,134.80 - Step 4: Simplify right side
311,052,038.80x = 49,696,225,029,720,640 - Step 5: Solve for x
x = 49,696,225,029,720,640/311,052,038.80 - Step 6: Final answer
x = 159,768,202.20
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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.