Finding the Fourth Proportional to 116,944,435.84, 161,381,365.68 and 64,732,351.36
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Solution
The fourth proportional to 116,944,435.84, 161,381,365.68 and 64,732,351.36 is: 89,329,562.29
Step by Step Solution
- Step 1: Write the proportion equation
116,944,435.84 : 161,381,365.68 = 64,732,351.36 : x - Step 2: Convert to fraction form
116,944,435.84/161,381,365.68 = 64,732,351.36/x - Step 3: Cross multiply
116,944,435.84x = 161,381,365.68 × 64,732,351.36 - Step 4: Simplify right side
116,944,435.84x = 10,446,595,266,154,406 - Step 5: Solve for x
x = 10,446,595,266,154,406/116,944,435.84 - Step 6: Final answer
x = 89,329,562.29
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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.