Finding the Fourth Proportional to 2,271,545,726.24, 3,134,735,198.16 and 1,228,504,190.24
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Solution
The fourth proportional to 2,271,545,726.24, 3,134,735,198.16 and 1,228,504,190.24 is: 1,695,336,916.07
Step by Step Solution
- Step 1: Write the proportion equation
2,271,545,726.24 : 3,134,735,198.16 = 1,228,504,190.24 : x - Step 2: Convert to fraction form
2,271,545,726.24/3,134,735,198.16 = 1,228,504,190.24/x - Step 3: Cross multiply
2,271,545,726.24x = 3,134,735,198.16 × 1,228,504,190.24 - Step 4: Simplify right side
2,271,545,726.24x = 3,851,035,326,232,376,832 - Step 5: Solve for x
x = 3,851,035,326,232,376,832/2,271,545,726.24 - Step 6: Final answer
x = 1,695,336,916.07
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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.