Finding the Fourth Proportional to 189,106,343.81, 283,077,727.05 and 123,385,969.34
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Solution
The fourth proportional to 189,106,343.81, 283,077,727.05 and 123,385,969.34 is: 184,699,355.12
Step by Step Solution
- Step 1: Write the proportion equation
189,106,343.81 : 283,077,727.05 = 123,385,969.34 : x - Step 2: Convert to fraction form
189,106,343.81/283,077,727.05 = 123,385,969.34/x - Step 3: Cross multiply
189,106,343.81x = 283,077,727.05 × 123,385,969.34 - Step 4: Simplify right side
189,106,343.81x = 34,927,819,750,345,908 - Step 5: Solve for x
x = 34,927,819,750,345,908/189,106,343.81 - Step 6: Final answer
x = 184,699,355.12
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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.