Finding the Fourth Proportional to 1,351,991,057.08, 1,861,411,419.06 and 1,054,251,236.83
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Solution
The fourth proportional to 1,351,991,057.08, 1,861,411,419.06 and 1,054,251,236.83 is: 1,451,485,407.77
Step by Step Solution
- Step 1: Write the proportion equation
1,351,991,057.08 : 1,861,411,419.06 = 1,054,251,236.83 : x - Step 2: Convert to fraction form
1,351,991,057.08/1,861,411,419.06 = 1,054,251,236.83/x - Step 3: Cross multiply
1,351,991,057.08x = 1,861,411,419.06 × 1,054,251,236.83 - Step 4: Simplify right side
1,351,991,057.08x = 1,962,395,290,793,490,432 - Step 5: Solve for x
x = 1,962,395,290,793,490,432/1,351,991,057.08 - Step 6: Final answer
x = 1,451,485,407.77
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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.