Finding the Fourth Proportional to 114,540,571.63, 158,069,315.06 and 62,332,974.19
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Solution
The fourth proportional to 114,540,571.63, 158,069,315.06 and 62,332,974.19 is: 86,021,314.51
Step by Step Solution
- Step 1: Write the proportion equation
114,540,571.63 : 158,069,315.06 = 62,332,974.19 : x - Step 2: Convert to fraction form
114,540,571.63/158,069,315.06 = 62,332,974.19/x - Step 3: Cross multiply
114,540,571.63x = 158,069,315.06 × 62,332,974.19 - Step 4: Simplify right side
114,540,571.63x = 9,852,930,535,865,958 - Step 5: Solve for x
x = 9,852,930,535,865,958/114,540,571.63 - Step 6: Final answer
x = 86,021,314.51
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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.