Finding the Fourth Proportional to 123,169,620.64, 184,818,119.14 and 54,130,866.64
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Solution
The fourth proportional to 123,169,620.64, 184,818,119.14 and 54,130,866.64 is: 81,224,289.79
Step by Step Solution
- Step 1: Write the proportion equation
123,169,620.64 : 184,818,119.14 = 54,130,866.64 : x - Step 2: Convert to fraction form
123,169,620.64/184,818,119.14 = 54,130,866.64/x - Step 3: Cross multiply
123,169,620.64x = 184,818,119.14 × 54,130,866.64 - Step 4: Simplify right side
123,169,620.64x = 10,004,364,959,822,970 - Step 5: Solve for x
x = 10,004,364,959,822,970/123,169,620.64 - Step 6: Final answer
x = 81,224,289.79
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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.