Finding the Fourth Proportional to 725,667,504.68, 1,088,505,259.14 and 180,409,038.68
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Solution
The fourth proportional to 725,667,504.68, 1,088,505,259.14 and 180,409,038.68 is: 270,614,552.99
Step by Step Solution
- Step 1: Write the proportion equation
725,667,504.68 : 1,088,505,259.14 = 180,409,038.68 : x - Step 2: Convert to fraction form
725,667,504.68/1,088,505,259.14 = 180,409,038.68/x - Step 3: Cross multiply
725,667,504.68x = 1,088,505,259.14 × 180,409,038.68 - Step 4: Simplify right side
725,667,504.68x = 196,376,187,399,571,712 - Step 5: Solve for x
x = 196,376,187,399,571,712/725,667,504.68 - Step 6: Final answer
x = 270,614,552.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.