Finding the Fourth Proportional to 885,743,454,029.40, 1,328,486,186,535.30 and 257,540,196,173.40
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Solution
The fourth proportional to 885,743,454,029.40, 1,328,486,186,535.30 and 257,540,196,173.40 is: 386,272,787,608.54
Step by Step Solution
- Step 1: Write the proportion equation
885,743,454,029.40 : 1,328,486,186,535.30 = 257,540,196,173.40 : x - Step 2: Convert to fraction form
885,743,454,029.40/1,328,486,186,535.30 = 257,540,196,173.40/x - Step 3: Cross multiply
885,743,454,029.40x = 1,328,486,186,535.30 × 257,540,196,173.40 - Step 4: Simplify right side
885,743,454,029.40x = 342,138,593,093,953,257,472,000 - Step 5: Solve for x
x = 342,138,593,093,953,257,472,000/885,743,454,029.40 - Step 6: Final answer
x = 386,272,787,608.54
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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.