Finding the Fourth Proportional to 110,247,058.05, 152,055,961.05 and 68,455,866.41
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Solution
The fourth proportional to 110,247,058.05, 152,055,961.05 and 68,455,866.41 is: 94,416,329.47
Step by Step Solution
- Step 1: Write the proportion equation
110,247,058.05 : 152,055,961.05 = 68,455,866.41 : x - Step 2: Convert to fraction form
110,247,058.05/152,055,961.05 = 68,455,866.41/x - Step 3: Cross multiply
110,247,058.05x = 152,055,961.05 × 68,455,866.41 - Step 4: Simplify right side
110,247,058.05x = 10,409,122,556,482,964 - Step 5: Solve for x
x = 10,409,122,556,482,964/110,247,058.05 - Step 6: Final answer
x = 94,416,329.47
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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.