Finding the Fourth Proportional to 2,124,405,134.44, 2,931,688,199.87 and 1,158,810,078.00
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Solution
The fourth proportional to 2,124,405,134.44, 2,931,688,199.87 and 1,158,810,078.00 is: 1,599,162,879.28
Step by Step Solution
- Step 1: Write the proportion equation
2,124,405,134.44 : 2,931,688,199.87 = 1,158,810,078.00 : x - Step 2: Convert to fraction form
2,124,405,134.44/2,931,688,199.87 = 1,158,810,078.00/x - Step 3: Cross multiply
2,124,405,134.44x = 2,931,688,199.87 × 1,158,810,078.00 - Step 4: Simplify right side
2,124,405,134.44x = 3,397,269,831,548,375,552 - Step 5: Solve for x
x = 3,397,269,831,548,375,552/2,124,405,134.44 - Step 6: Final answer
x = 1,599,162,879.28
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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.