Finding the Fourth Proportional to 129,036,790.36, 177,951,158.46 and 94,174,259.80
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Solution
The fourth proportional to 129,036,790.36, 177,951,158.46 and 94,174,259.80 is: 129,873,182.54
Step by Step Solution
- Step 1: Write the proportion equation
129,036,790.36 : 177,951,158.46 = 94,174,259.80 : x - Step 2: Convert to fraction form
129,036,790.36/177,951,158.46 = 94,174,259.80/x - Step 3: Cross multiply
129,036,790.36x = 177,951,158.46 × 94,174,259.80 - Step 4: Simplify right side
129,036,790.36x = 16,758,418,628,523,008 - Step 5: Solve for x
x = 16,758,418,628,523,008/129,036,790.36 - Step 6: Final answer
x = 129,873,182.54
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.