Finding the Fourth Proportional to 14,408,894,783.98, 19,883,189,138.83 and 8,769,487,354.84
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Solution
The fourth proportional to 14,408,894,783.98, 19,883,189,138.83 and 8,769,487,354.84 is: 12,101,231,797.51
Step by Step Solution
- Step 1: Write the proportion equation
14,408,894,783.98 : 19,883,189,138.83 = 8,769,487,354.84 : x - Step 2: Convert to fraction form
14,408,894,783.98/19,883,189,138.83 = 8,769,487,354.84/x - Step 3: Cross multiply
14,408,894,783.98x = 19,883,189,138.83 × 8,769,487,354.84 - Step 4: Simplify right side
14,408,894,783.98x = 174,365,375,726,861,746,176 - Step 5: Solve for x
x = 174,365,375,726,861,746,176/14,408,894,783.98 - Step 6: Final answer
x = 12,101,231,797.51
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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.