Finding the Fourth Proportional to 62,208,228.40, 93,358,998.60 and 31,900,490.80
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Solution
The fourth proportional to 62,208,228.40, 93,358,998.60 and 31,900,490.80 is: 47,874,661.48
Step by Step Solution
- Step 1: Write the proportion equation
62,208,228.40 : 93,358,998.60 = 31,900,490.80 : x - Step 2: Convert to fraction form
62,208,228.40/93,358,998.60 = 31,900,490.80/x - Step 3: Cross multiply
62,208,228.40x = 93,358,998.60 × 31,900,490.80 - Step 4: Simplify right side
62,208,228.40x = 2,978,197,875,936,513 - Step 5: Solve for x
x = 2,978,197,875,936,513/62,208,228.40 - Step 6: Final answer
x = 47,874,661.48
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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.