Finding the Fourth Proportional to 9,949,205,380,421.70, 14,923,808,070,632 and 8,141,656,346,943.60
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Solution
The fourth proportional to 9,949,205,380,421.70, 14,923,808,070,632 and 8,141,656,346,943.60 is: 12,212,484,520,414.95
Step by Step Solution
- Step 1: Write the proportion equation
9,949,205,380,421.70 : 14,923,808,070,632 = 8,141,656,346,943.60 : x - Step 2: Convert to fraction form
9,949,205,380,421.70/14,923,808,070,632 = 8,141,656,346,943.60/x - Step 3: Cross multiply
9,949,205,380,421.70x = 14,923,808,070,632 × 8,141,656,346,943.60 - Step 4: Simplify right side
9,949,205,380,421.70x = 121,504,516,698,829,143,188,439,040 - Step 5: Solve for x
x = 121,504,516,698,829,143,188,439,040/9,949,205,380,421.70 - Step 6: Final answer
x = 12,212,484,520,414.95
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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.