Finding the Fourth Proportional to 265,734,117.30, 398,601,175.95 and 149,029,673.70
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Solution
The fourth proportional to 265,734,117.30, 398,601,175.95 and 149,029,673.70 is: 223,544,510.55
Step by Step Solution
- Step 1: Write the proportion equation
265,734,117.30 : 398,601,175.95 = 149,029,673.70 : x - Step 2: Convert to fraction form
265,734,117.30/398,601,175.95 = 149,029,673.70/x - Step 3: Cross multiply
265,734,117.30x = 398,601,175.95 × 149,029,673.70 - Step 4: Simplify right side
265,734,117.30x = 59,403,403,188,264,784 - Step 5: Solve for x
x = 59,403,403,188,264,784/265,734,117.30 - Step 6: Final answer
x = 223,544,510.55
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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.