Finding the Fourth Proportional to 236,642,864.76, 356,579,559 and 194,457,078.18
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Solution
The fourth proportional to 236,642,864.76, 356,579,559 and 194,457,078.18 is: 293,012,930.06
Step by Step Solution
- Step 1: Write the proportion equation
236,642,864.76 : 356,579,559 = 194,457,078.18 : x - Step 2: Convert to fraction form
236,642,864.76/356,579,559 = 194,457,078.18/x - Step 3: Cross multiply
236,642,864.76x = 356,579,559 × 194,457,078.18 - Step 4: Simplify right side
236,642,864.76x = 69,339,419,181,852,928 - Step 5: Solve for x
x = 69,339,419,181,852,928/236,642,864.76 - Step 6: Final answer
x = 293,012,930.06
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.