Finding the Fourth Proportional to 106,296,586.62, 146,689,291.35 and 57,404,014.62
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Solution
The fourth proportional to 106,296,586.62, 146,689,291.35 and 57,404,014.62 is: 79,217,541.16
Step by Step Solution
- Step 1: Write the proportion equation
106,296,586.62 : 146,689,291.35 = 57,404,014.62 : x - Step 2: Convert to fraction form
106,296,586.62/146,689,291.35 = 57,404,014.62/x - Step 3: Cross multiply
106,296,586.62x = 146,689,291.35 × 57,404,014.62 - Step 4: Simplify right side
106,296,586.62x = 8,420,554,225,252,839 - Step 5: Solve for x
x = 8,420,554,225,252,839/106,296,586.62 - Step 6: Final answer
x = 79,217,541.16
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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.