Finding the Fourth Proportional to 50,829,707.44, 70,145,538 and 27,624,835.60
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Solution
The fourth proportional to 50,829,707.44, 70,145,538 and 27,624,835.60 is: 38,122,567.55
Step by Step Solution
- Step 1: Write the proportion equation
50,829,707.44 : 70,145,538 = 27,624,835.60 : x - Step 2: Convert to fraction form
50,829,707.44/70,145,538 = 27,624,835.60/x - Step 3: Cross multiply
50,829,707.44x = 70,145,538 × 27,624,835.60 - Step 4: Simplify right side
50,829,707.44x = 1,937,758,955,323,553 - Step 5: Solve for x
x = 1,937,758,955,323,553/50,829,707.44 - Step 6: Final answer
x = 38,122,567.55
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1.5x scale
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.