Finding the Fourth Proportional to 34,958,315,438.74, 48,246,213,911.27 and 21,418,937,900.02
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Solution
The fourth proportional to 34,958,315,438.74, 48,246,213,911.27 and 21,418,937,900.02 is: 29,560,424,943.46
Step by Step Solution
- Step 1: Write the proportion equation
34,958,315,438.74 : 48,246,213,911.27 = 21,418,937,900.02 : x - Step 2: Convert to fraction form
34,958,315,438.74/48,246,213,911.27 = 21,418,937,900.02/x - Step 3: Cross multiply
34,958,315,438.74x = 48,246,213,911.27 × 21,418,937,900.02 - Step 4: Simplify right side
34,958,315,438.74x = 1,033,382,659,676,573,138,944 - Step 5: Solve for x
x = 1,033,382,659,676,573,138,944/34,958,315,438.74 - Step 6: Final answer
x = 29,560,424,943.46
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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.