Finding the Fourth Proportional to 729,596,629.24, 1,094,579,721.08 and 212,015,960.44
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Solution
The fourth proportional to 729,596,629.24, 1,094,579,721.08 and 212,015,960.44 is: 318,077,635.70
Step by Step Solution
- Step 1: Write the proportion equation
729,596,629.24 : 1,094,579,721.08 = 212,015,960.44 : x - Step 2: Convert to fraction form
729,596,629.24/1,094,579,721.08 = 212,015,960.44/x - Step 3: Cross multiply
729,596,629.24x = 1,094,579,721.08 × 212,015,960.44 - Step 4: Simplify right side
729,596,629.24x = 232,068,370,842,923,488 - Step 5: Solve for x
x = 232,068,370,842,923,488/729,596,629.24 - Step 6: Final answer
x = 318,077,635.70
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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.