Finding the Fourth Proportional to 4,288,402,304.74, 5,918,138,883.21 and 2,383,244,065.45
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Solution
The fourth proportional to 4,288,402,304.74, 5,918,138,883.21 and 2,383,244,065.45 is: 3,288,956,671.89
Step by Step Solution
- Step 1: Write the proportion equation
4,288,402,304.74 : 5,918,138,883.21 = 2,383,244,065.45 : x - Step 2: Convert to fraction form
4,288,402,304.74/5,918,138,883.21 = 2,383,244,065.45/x - Step 3: Cross multiply
4,288,402,304.74x = 5,918,138,883.21 × 2,383,244,065.45 - Step 4: Simplify right side
4,288,402,304.74x = 14,104,369,371,919,122,432 - Step 5: Solve for x
x = 14,104,369,371,919,122,432/4,288,402,304.74 - Step 6: Final answer
x = 3,288,956,671.89
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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.