Finding the Fourth Proportional to 4,079,675,028.57, 6,120,761,439.58 and 2,089,126,470.42
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Solution
The fourth proportional to 4,079,675,028.57, 6,120,761,439.58 and 2,089,126,470.42 is: 3,134,329,242.65
Step by Step Solution
- Step 1: Write the proportion equation
4,079,675,028.57 : 6,120,761,439.58 = 2,089,126,470.42 : x - Step 2: Convert to fraction form
4,079,675,028.57/6,120,761,439.58 = 2,089,126,470.42/x - Step 3: Cross multiply
4,079,675,028.57x = 6,120,761,439.58 × 2,089,126,470.42 - Step 4: Simplify right side
4,079,675,028.57x = 12,787,044,742,552,604,672 - Step 5: Solve for x
x = 12,787,044,742,552,604,672/4,079,675,028.57 - Step 6: Final answer
x = 3,134,329,242.65
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1.5x scale
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.