Finding the Fourth Proportional to 106,502,291,622.99, 146,977,782,433.44 and 58,978,711,638.99
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Solution
The fourth proportional to 106,502,291,622.99, 146,977,782,433.44 and 58,978,711,638.99 is: 81,393,180,516.40
Step by Step Solution
- Step 1: Write the proportion equation
106,502,291,622.99 : 146,977,782,433.44 = 58,978,711,638.99 : x - Step 2: Convert to fraction form
106,502,291,622.99/146,977,782,433.44 = 58,978,711,638.99/x - Step 3: Cross multiply
106,502,291,622.99x = 146,977,782,433.44 × 58,978,711,638.99 - Step 4: Simplify right side
106,502,291,622.99x = 8,668,560,247,480,067,817,472 - Step 5: Solve for x
x = 8,668,560,247,480,067,817,472/106,502,291,622.99 - Step 6: Final answer
x = 81,393,180,516.40
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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.