Finding the Fourth Proportional to 1,473,649,249.95, 2,033,814,293.61 and 838,724,122.92
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Solution
The fourth proportional to 1,473,649,249.95, 2,033,814,293.61 and 838,724,122.92 is: 1,157,540,784.99
Step by Step Solution
- Step 1: Write the proportion equation
1,473,649,249.95 : 2,033,814,293.61 = 838,724,122.92 : x - Step 2: Convert to fraction form
1,473,649,249.95/2,033,814,293.61 = 838,724,122.92/x - Step 3: Cross multiply
1,473,649,249.95x = 2,033,814,293.61 × 838,724,122.92 - Step 4: Simplify right side
1,473,649,249.95x = 1,705,809,109,590,206,464 - Step 5: Solve for x
x = 1,705,809,109,590,206,464/1,473,649,249.95 - Step 6: Final answer
x = 1,157,540,784.99
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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.