Finding the Fourth Proportional to 2,499,462,078.40, 3,749,193,117.60 and 2,094,338,699.20
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Solution
The fourth proportional to 2,499,462,078.40, 3,749,193,117.60 and 2,094,338,699.20 is: 3,141,508,048.80
Step by Step Solution
- Step 1: Write the proportion equation
2,499,462,078.40 : 3,749,193,117.60 = 2,094,338,699.20 : x - Step 2: Convert to fraction form
2,499,462,078.40/3,749,193,117.60 = 2,094,338,699.20/x - Step 3: Cross multiply
2,499,462,078.40x = 3,749,193,117.60 × 2,094,338,699.20 - Step 4: Simplify right side
2,499,462,078.40x = 7,852,080,236,963,976,192 - Step 5: Solve for x
x = 7,852,080,236,963,976,192/2,499,462,078.40 - Step 6: Final answer
x = 3,141,508,048.80
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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.