Finding the Fourth Proportional to 125,383,029.50, 188,097,139.68 and 51,593,775.26
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Solution
The fourth proportional to 125,383,029.50, 188,097,139.68 and 51,593,775.26 is: 77,399,960.66
Step by Step Solution
- Step 1: Write the proportion equation
125,383,029.50 : 188,097,139.68 = 51,593,775.26 : x - Step 2: Convert to fraction form
125,383,029.50/188,097,139.68 = 51,593,775.26/x - Step 3: Cross multiply
125,383,029.50x = 188,097,139.68 × 51,593,775.26 - Step 4: Simplify right side
125,383,029.50x = 9,704,641,550,564,788 - Step 5: Solve for x
x = 9,704,641,550,564,788/125,383,029.50 - Step 6: Final answer
x = 77,399,960.66
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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.