Finding the Fourth Proportional to 808,751,776,906.06, 1,116,112,535,207.50 and 447,869,591,402.54
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Solution
The fourth proportional to 808,751,776,906.06, 1,116,112,535,207.50 and 447,869,591,402.54 is: 618,079,464,399.99
Step by Step Solution
- Step 1: Write the proportion equation
808,751,776,906.06 : 1,116,112,535,207.50 = 447,869,591,402.54 : x - Step 2: Convert to fraction form
808,751,776,906.06/1,116,112,535,207.50 = 447,869,591,402.54/x - Step 3: Cross multiply
808,751,776,906.06x = 1,116,112,535,207.50 × 447,869,591,402.54 - Step 4: Simplify right side
808,751,776,906.06x = 499,872,865,102,636,007,817,216 - Step 5: Solve for x
x = 499,872,865,102,636,007,817,216/808,751,776,906.06 - Step 6: Final answer
x = 618,079,464,399.99
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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.