Finding the Fourth Proportional to 2,630,161,740.36, 3,628,247,113.24 and 1,626,258,399.12
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Solution
The fourth proportional to 2,630,161,740.36, 3,628,247,113.24 and 1,626,258,399.12 is: 2,243,385,739.91
Step by Step Solution
- Step 1: Write the proportion equation
2,630,161,740.36 : 3,628,247,113.24 = 1,626,258,399.12 : x - Step 2: Convert to fraction form
2,630,161,740.36/3,628,247,113.24 = 1,626,258,399.12/x - Step 3: Cross multiply
2,630,161,740.36x = 3,628,247,113.24 × 1,626,258,399.12 - Step 4: Simplify right side
2,630,161,740.36x = 5,900,467,341,989,442,560 - Step 5: Solve for x
x = 5,900,467,341,989,442,560/2,630,161,740.36 - Step 6: Final answer
x = 2,243,385,739.91
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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.