Finding the Fourth Proportional to 135,649,176.40, 203,486,206.20 and 44,772,965.20
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Solution
The fourth proportional to 135,649,176.40, 203,486,206.20 and 44,772,965.20 is: 67,163,554.33
Step by Step Solution
- Step 1: Write the proportion equation
135,649,176.40 : 203,486,206.20 = 44,772,965.20 : x - Step 2: Convert to fraction form
135,649,176.40/203,486,206.20 = 44,772,965.20/x - Step 3: Cross multiply
135,649,176.40x = 203,486,206.20 × 44,772,965.20 - Step 4: Simplify right side
135,649,176.40x = 9,110,680,828,872,624 - Step 5: Solve for x
x = 9,110,680,828,872,624/135,649,176.40 - Step 6: Final answer
x = 67,163,554.33
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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.