Finding the Fourth Proportional to 127,169,752.08, 175,498,496.86 and 71,424,996.08
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Solution
The fourth proportional to 127,169,752.08, 175,498,496.86 and 71,424,996.08 is: 98,568,875.42
Step by Step Solution
- Step 1: Write the proportion equation
127,169,752.08 : 175,498,496.86 = 71,424,996.08 : x - Step 2: Convert to fraction form
127,169,752.08/175,498,496.86 = 71,424,996.08/x - Step 3: Cross multiply
127,169,752.08x = 175,498,496.86 × 71,424,996.08 - Step 4: Simplify right side
127,169,752.08x = 12,534,979,450,271,394 - Step 5: Solve for x
x = 12,534,979,450,271,394/127,169,752.08 - Step 6: Final answer
x = 98,568,875.42
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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.