Finding the Fourth Proportional to 2,690,693,843.31, 3,714,993,502.51 and 1,740,378,132.99
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Solution
The fourth proportional to 2,690,693,843.31, 3,714,993,502.51 and 1,740,378,132.99 is: 2,402,909,373.01
Step by Step Solution
- Step 1: Write the proportion equation
2,690,693,843.31 : 3,714,993,502.51 = 1,740,378,132.99 : x - Step 2: Convert to fraction form
2,690,693,843.31/3,714,993,502.51 = 1,740,378,132.99/x - Step 3: Cross multiply
2,690,693,843.31x = 3,714,993,502.51 × 1,740,378,132.99 - Step 4: Simplify right side
2,690,693,843.31x = 6,465,493,455,976,688,640 - Step 5: Solve for x
x = 6,465,493,455,976,688,640/2,690,693,843.31 - Step 6: Final answer
x = 2,402,909,373.01
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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.