Finding the Fourth Proportional to 43,461,577,637.24, 65,192,285,088.78 and 13,618,193,421.56
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Solution
The fourth proportional to 43,461,577,637.24, 65,192,285,088.78 and 13,618,193,421.56 is: 20,427,264,636.89
Step by Step Solution
- Step 1: Write the proportion equation
43,461,577,637.24 : 65,192,285,088.78 = 13,618,193,421.56 : x - Step 2: Convert to fraction form
43,461,577,637.24/65,192,285,088.78 = 13,618,193,421.56/x - Step 3: Cross multiply
43,461,577,637.24x = 65,192,285,088.78 × 13,618,193,421.56 - Step 4: Simplify right side
43,461,577,637.24x = 887,801,147,932,487,843,840 - Step 5: Solve for x
x = 887,801,147,932,487,843,840/43,461,577,637.24 - Step 6: Final answer
x = 20,427,264,636.89
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1.5x scale
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.