Finding the Fourth Proportional to 83,587,070.80, 125,380,606.20 and 44,845,021.90
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Solution
The fourth proportional to 83,587,070.80, 125,380,606.20 and 44,845,021.90 is: 67,267,532.85
Step by Step Solution
- Step 1: Write the proportion equation
83,587,070.80 : 125,380,606.20 = 44,845,021.90 : x - Step 2: Convert to fraction form
83,587,070.80/125,380,606.20 = 44,845,021.90/x - Step 3: Cross multiply
83,587,070.80x = 125,380,606.20 × 44,845,021.90 - Step 4: Simplify right side
83,587,070.80x = 5,622,696,030,874,276 - Step 5: Solve for x
x = 5,622,696,030,874,276/83,587,070.80 - Step 6: Final answer
x = 67,267,532.85
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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.