Finding the Fourth Proportional to 3,648,803,716.08, 5,472,652,565.16 and 993,066,745.32
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Solution
The fourth proportional to 3,648,803,716.08, 5,472,652,565.16 and 993,066,745.32 is: 1,489,449,609.80
Step by Step Solution
- Step 1: Write the proportion equation
3,648,803,716.08 : 5,472,652,565.16 = 993,066,745.32 : x - Step 2: Convert to fraction form
3,648,803,716.08/5,472,652,565.16 = 993,066,745.32/x - Step 3: Cross multiply
3,648,803,716.08x = 5,472,652,565.16 × 993,066,745.32 - Step 4: Simplify right side
3,648,803,716.08x = 5,434,709,271,150,590,976 - Step 5: Solve for x
x = 5,434,709,271,150,590,976/3,648,803,716.08 - Step 6: Final answer
x = 1,489,449,609.80
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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.