Finding the Fourth Proportional to 3,176,117,655.36, 4,383,018,138.72 and 1,747,158,002.99
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Solution
The fourth proportional to 3,176,117,655.36, 4,383,018,138.72 and 1,747,158,002.99 is: 2,411,064,717.77
Step by Step Solution
- Step 1: Write the proportion equation
3,176,117,655.36 : 4,383,018,138.72 = 1,747,158,002.99 : x - Step 2: Convert to fraction form
3,176,117,655.36/4,383,018,138.72 = 1,747,158,002.99/x - Step 3: Cross multiply
3,176,117,655.36x = 4,383,018,138.72 × 1,747,158,002.99 - Step 4: Simplify right side
3,176,117,655.36x = 7,657,825,218,315,922,432 - Step 5: Solve for x
x = 7,657,825,218,315,922,432/3,176,117,655.36 - Step 6: Final answer
x = 2,411,064,717.77
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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.