Finding the Fourth Proportional to 1,959,122,592.38, 2,703,589,210.29 and 1,079,056,296.38
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Solution
The fourth proportional to 1,959,122,592.38, 2,703,589,210.29 and 1,079,056,296.38 is: 1,489,097,707.07
Step by Step Solution
- Step 1: Write the proportion equation
1,959,122,592.38 : 2,703,589,210.29 = 1,079,056,296.38 : x - Step 2: Convert to fraction form
1,959,122,592.38/2,703,589,210.29 = 1,079,056,296.38/x - Step 3: Cross multiply
1,959,122,592.38x = 2,703,589,210.29 × 1,079,056,296.38 - Step 4: Simplify right side
1,959,122,592.38x = 2,917,324,960,174,938,624 - Step 5: Solve for x
x = 2,917,324,960,174,938,624/1,959,122,592.38 - Step 6: Final answer
x = 1,489,097,707.07
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Double scale
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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.