Finding the Fourth Proportional to 16,350,196,921, 22,563,281,635.90 and 8,831,821,377.84
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Solution
The fourth proportional to 16,350,196,921, 22,563,281,635.90 and 8,831,821,377.84 is: 12,187,918,840.92
Step by Step Solution
- Step 1: Write the proportion equation
16,350,196,921 : 22,563,281,635.90 = 8,831,821,377.84 : x - Step 2: Convert to fraction form
16,350,196,921/22,563,281,635.90 = 8,831,821,377.84/x - Step 3: Cross multiply
16,350,196,921x = 22,563,281,635.90 × 8,831,821,377.84 - Step 4: Simplify right side
16,350,196,921x = 199,274,873,106,166,317,056 - Step 5: Solve for x
x = 199,274,873,106,166,317,056/16,350,196,921 - Step 6: Final answer
x = 12,187,918,840.92
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1.5x scale
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.