Finding the Fourth Proportional to 4,292,352,060.40, 6,438,528,090.60 and 4,171,419,708.40
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Solution
The fourth proportional to 4,292,352,060.40, 6,438,528,090.60 and 4,171,419,708.40 is: 6,257,129,562.60
Step by Step Solution
- Step 1: Write the proportion equation
4,292,352,060.40 : 6,438,528,090.60 = 4,171,419,708.40 : x - Step 2: Convert to fraction form
4,292,352,060.40/6,438,528,090.60 = 4,171,419,708.40/x - Step 3: Cross multiply
4,292,352,060.40x = 6,438,528,090.60 × 4,171,419,708.40 - Step 4: Simplify right side
4,292,352,060.40x = 26,857,802,970,215,862,272 - Step 5: Solve for x
x = 26,857,802,970,215,862,272/4,292,352,060.40 - Step 6: Final answer
x = 6,257,129,562.60
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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.