Finding the Fourth Proportional to 184,926,020.13, 255,197,270.79 and 106,609,200.21
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Solution
The fourth proportional to 184,926,020.13, 255,197,270.79 and 106,609,200.21 is: 147,120,329.07
Step by Step Solution
- Step 1: Write the proportion equation
184,926,020.13 : 255,197,270.79 = 106,609,200.21 : x - Step 2: Convert to fraction form
184,926,020.13/255,197,270.79 = 106,609,200.21/x - Step 3: Cross multiply
184,926,020.13x = 255,197,270.79 × 106,609,200.21 - Step 4: Simplify right side
184,926,020.13x = 27,206,376,934,696,692 - Step 5: Solve for x
x = 27,206,376,934,696,692/184,926,020.13 - Step 6: Final answer
x = 147,120,329.07
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.