Finding the Fourth Proportional to 10,158,396,843.95, 15,239,557,566.44 and 3,862,336,534.20
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Solution
The fourth proportional to 10,158,396,843.95, 15,239,557,566.44 and 3,862,336,534.20 is: 5,794,250,889.99
Step by Step Solution
- Step 1: Write the proportion equation
10,158,396,843.95 : 15,239,557,566.44 = 3,862,336,534.20 : x - Step 2: Convert to fraction form
10,158,396,843.95/15,239,557,566.44 = 3,862,336,534.20/x - Step 3: Cross multiply
10,158,396,843.95x = 15,239,557,566.44 × 3,862,336,534.20 - Step 4: Simplify right side
10,158,396,843.95x = 58,860,299,953,885,937,664 - Step 5: Solve for x
x = 58,860,299,953,885,937,664/10,158,396,843.95 - Step 6: Final answer
x = 5,794,250,889.99
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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.