Finding the Fourth Proportional to 304,512,752.88, 420,228,024.84 and 165,283,544.16
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Solution
The fourth proportional to 304,512,752.88, 420,228,024.84 and 165,283,544.16 is: 228,091,522.09
Step by Step Solution
- Step 1: Write the proportion equation
304,512,752.88 : 420,228,024.84 = 165,283,544.16 : x - Step 2: Convert to fraction form
304,512,752.88/420,228,024.84 = 165,283,544.16/x - Step 3: Cross multiply
304,512,752.88x = 420,228,024.84 × 165,283,544.16 - Step 4: Simplify right side
304,512,752.88x = 69,456,777,300,911,712 - Step 5: Solve for x
x = 69,456,777,300,911,712/304,512,752.88 - Step 6: Final answer
x = 228,091,522.09
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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.