Finding the Fourth Proportional to 133,058,647.80, 199,587,971.70 and 133,058,647.80
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Solution
The fourth proportional to 133,058,647.80, 199,587,971.70 and 133,058,647.80 is: 199,587,971.70
Step by Step Solution
- Step 1: Write the proportion equation
133,058,647.80 : 199,587,971.70 = 133,058,647.80 : x - Step 2: Convert to fraction form
133,058,647.80/199,587,971.70 = 133,058,647.80/x - Step 3: Cross multiply
133,058,647.80x = 199,587,971.70 × 133,058,647.80 - Step 4: Simplify right side
133,058,647.80x = 26,556,905,631,546,664 - Step 5: Solve for x
x = 26,556,905,631,546,664/133,058,647.80 - Step 6: Final answer
x = 199,587,971.70
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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.