Finding the Fourth Proportional to 3,716,402,430.20, 5,574,603,645.30 and 2,063,408,343.80
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Solution
The fourth proportional to 3,716,402,430.20, 5,574,603,645.30 and 2,063,408,343.80 is: 3,095,112,515.70
Step by Step Solution
- Step 1: Write the proportion equation
3,716,402,430.20 : 5,574,603,645.30 = 2,063,408,343.80 : x - Step 2: Convert to fraction form
3,716,402,430.20/5,574,603,645.30 = 2,063,408,343.80/x - Step 3: Cross multiply
3,716,402,430.20x = 5,574,603,645.30 × 2,063,408,343.80 - Step 4: Simplify right side
3,716,402,430.20x = 11,502,683,675,089,915,904 - Step 5: Solve for x
x = 11,502,683,675,089,915,904/3,716,402,430.20 - Step 6: Final answer
x = 3,095,112,515.70
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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.