Finding the Fourth Proportional to 2,052,158,398.08, 2,831,902,719.36 and 1,112,340,861.60
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Solution
The fourth proportional to 2,052,158,398.08, 2,831,902,719.36 and 1,112,340,861.60 is: 1,534,989,264.85
Step by Step Solution
- Step 1: Write the proportion equation
2,052,158,398.08 : 2,831,902,719.36 = 1,112,340,861.60 : x - Step 2: Convert to fraction form
2,052,158,398.08/2,831,902,719.36 = 1,112,340,861.60/x - Step 3: Cross multiply
2,052,158,398.08x = 2,831,902,719.36 × 1,112,340,861.60 - Step 4: Simplify right side
2,052,158,398.08x = 3,150,041,110,820,285,440 - Step 5: Solve for x
x = 3,150,041,110,820,285,440/2,052,158,398.08 - Step 6: Final answer
x = 1,534,989,264.85
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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.