Finding the Fourth Proportional to 24,725,190,198.18, 34,129,637,721.84 and 14,700,661,130.46
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Solution
The fourth proportional to 24,725,190,198.18, 34,129,637,721.84 and 14,700,661,130.46 is: 20,292,189,246.38
Step by Step Solution
- Step 1: Write the proportion equation
24,725,190,198.18 : 34,129,637,721.84 = 14,700,661,130.46 : x - Step 2: Convert to fraction form
24,725,190,198.18/34,129,637,721.84 = 14,700,661,130.46/x - Step 3: Cross multiply
24,725,190,198.18x = 34,129,637,721.84 × 14,700,661,130.46 - Step 4: Simplify right side
24,725,190,198.18x = 501,728,238,654,134,616,064 - Step 5: Solve for x
x = 501,728,238,654,134,616,064/24,725,190,198.18 - Step 6: Final answer
x = 20,292,189,246.38
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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.