Finding the Fourth Proportional to 227,402,325.60, 313,816,149.16 and 122,980,394.76
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Solution
The fourth proportional to 227,402,325.60, 313,816,149.16 and 122,980,394.76 is: 169,713,453.03
Step by Step Solution
- Step 1: Write the proportion equation
227,402,325.60 : 313,816,149.16 = 122,980,394.76 : x - Step 2: Convert to fraction form
227,402,325.60/313,816,149.16 = 122,980,394.76/x - Step 3: Cross multiply
227,402,325.60x = 313,816,149.16 × 122,980,394.76 - Step 4: Simplify right side
227,402,325.60x = 38,593,233,903,575,856 - Step 5: Solve for x
x = 38,593,233,903,575,856/227,402,325.60 - Step 6: Final answer
x = 169,713,453.03
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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.