Finding the Fourth Proportional to 189,178,317.60, 283,631,285.43 and 116,244,406.68
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Solution
The fourth proportional to 189,178,317.60, 283,631,285.43 and 116,244,406.68 is: 174,282,924.75
Step by Step Solution
- Step 1: Write the proportion equation
189,178,317.60 : 283,631,285.43 = 116,244,406.68 : x - Step 2: Convert to fraction form
189,178,317.60/283,631,285.43 = 116,244,406.68/x - Step 3: Cross multiply
189,178,317.60x = 283,631,285.43 × 116,244,406.68 - Step 4: Simplify right side
189,178,317.60x = 32,970,550,490,696,080 - Step 5: Solve for x
x = 32,970,550,490,696,080/189,178,317.60 - Step 6: Final answer
x = 174,282,924.75
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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.