Finding the Fourth Proportional to 126,398,936.68, 189,598,402.74 and 35,522,525.68
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Solution
The fourth proportional to 126,398,936.68, 189,598,402.74 and 35,522,525.68 is: 53,283,787.88
Step by Step Solution
- Step 1: Write the proportion equation
126,398,936.68 : 189,598,402.74 = 35,522,525.68 : x - Step 2: Convert to fraction form
126,398,936.68/189,598,402.74 = 35,522,525.68/x - Step 3: Cross multiply
126,398,936.68x = 189,598,402.74 × 35,522,525.68 - Step 4: Simplify right side
126,398,936.68x = 6,735,014,130,218,633 - Step 5: Solve for x
x = 6,735,014,130,218,633/126,398,936.68 - Step 6: Final answer
x = 53,283,787.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.