Finding the Fourth Proportional to 1,489,927,088.44, 2,234,816,342.16 and 557,181,362.44
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Solution
The fourth proportional to 1,489,927,088.44, 2,234,816,342.16 and 557,181,362.44 is: 835,744,261.57
Step by Step Solution
- Step 1: Write the proportion equation
1,489,927,088.44 : 2,234,816,342.16 = 557,181,362.44 : x - Step 2: Convert to fraction form
1,489,927,088.44/2,234,816,342.16 = 557,181,362.44/x - Step 3: Cross multiply
1,489,927,088.44x = 2,234,816,342.16 × 557,181,362.44 - Step 4: Simplify right side
1,489,927,088.44x = 1,245,198,014,327,886,080 - Step 5: Solve for x
x = 1,245,198,014,327,886,080/1,489,927,088.44 - Step 6: Final answer
x = 835,744,261.57
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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.