Finding the Fourth Proportional to 126,034,118.21, 189,057,087.09 and 61,260,712.13
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Solution
The fourth proportional to 126,034,118.21, 189,057,087.09 and 61,260,712.13 is: 91,893,940.73
Step by Step Solution
- Step 1: Write the proportion equation
126,034,118.21 : 189,057,087.09 = 61,260,712.13 : x - Step 2: Convert to fraction form
126,034,118.21/189,057,087.09 = 61,260,712.13/x - Step 3: Cross multiply
126,034,118.21x = 189,057,087.09 × 61,260,712.13 - Step 4: Simplify right side
126,034,118.21x = 11,581,771,788,829,472 - Step 5: Solve for x
x = 11,581,771,788,829,472/126,034,118.21 - Step 6: Final answer
x = 91,893,940.73
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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.