Finding the Fourth Proportional to 408,370,614.01, 612,211,599.74 and 178,170,854.65
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Solution
The fourth proportional to 408,370,614.01, 612,211,599.74 and 178,170,854.65 is: 267,106,055.65
Step by Step Solution
- Step 1: Write the proportion equation
408,370,614.01 : 612,211,599.74 = 178,170,854.65 : x - Step 2: Convert to fraction form
408,370,614.01/612,211,599.74 = 178,170,854.65/x - Step 3: Cross multiply
408,370,614.01x = 612,211,599.74 × 178,170,854.65 - Step 4: Simplify right side
408,370,614.01x = 109,078,263,951,428,672 - Step 5: Solve for x
x = 109,078,263,951,428,672/408,370,614.01 - Step 6: Final answer
x = 267,106,055.65
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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.