Finding the Fourth Proportional to 7,351,698,438.64, 10,145,408,594.60 and 4,010,211,581.68
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Solution
The fourth proportional to 7,351,698,438.64, 10,145,408,594.60 and 4,010,211,581.68 is: 5,534,127,302.22
Step by Step Solution
- Step 1: Write the proportion equation
7,351,698,438.64 : 10,145,408,594.60 = 4,010,211,581.68 : x - Step 2: Convert to fraction form
7,351,698,438.64/10,145,408,594.60 = 4,010,211,581.68/x - Step 3: Cross multiply
7,351,698,438.64x = 10,145,408,594.60 × 4,010,211,581.68 - Step 4: Simplify right side
7,351,698,438.64x = 40,685,235,046,940,729,344 - Step 5: Solve for x
x = 40,685,235,046,940,729,344/7,351,698,438.64 - Step 6: Final answer
x = 5,534,127,302.22
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.