Finding the Fourth Proportional to 246,627,646.78, 369,830,900.91 and 146,964,292.48
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Solution
The fourth proportional to 246,627,646.78, 369,830,900.91 and 146,964,292.48 is: 220,380,550.99
Step by Step Solution
- Step 1: Write the proportion equation
246,627,646.78 : 369,830,900.91 = 146,964,292.48 : x - Step 2: Convert to fraction form
246,627,646.78/369,830,900.91 = 146,964,292.48/x - Step 3: Cross multiply
246,627,646.78x = 369,830,900.91 × 146,964,292.48 - Step 4: Simplify right side
246,627,646.78x = 54,351,936,686,895,152 - Step 5: Solve for x
x = 54,351,936,686,895,152/246,627,646.78 - Step 6: Final answer
x = 220,380,550.99
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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.