Finding the Fourth Proportional to 105,714,431.68, 158,571,340.44 and 29,037,533.44
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Solution
The fourth proportional to 105,714,431.68, 158,571,340.44 and 29,037,533.44 is: 43,556,215.81
Step by Step Solution
- Step 1: Write the proportion equation
105,714,431.68 : 158,571,340.44 = 29,037,533.44 : x - Step 2: Convert to fraction form
105,714,431.68/158,571,340.44 = 29,037,533.44/x - Step 3: Cross multiply
105,714,431.68x = 158,571,340.44 × 29,037,533.44 - Step 4: Simplify right side
105,714,431.68x = 4,604,520,600,652,124 - Step 5: Solve for x
x = 4,604,520,600,652,124/105,714,431.68 - Step 6: Final answer
x = 43,556,215.81
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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.