Finding the Fourth Proportional to 884,873,947,620.85, 1,221,113,052,054.20 and 494,246,212,077.14
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Solution
The fourth proportional to 884,873,947,620.85, 1,221,113,052,054.20 and 494,246,212,077.14 is: 682,052,513,941.05
Step by Step Solution
- Step 1: Write the proportion equation
884,873,947,620.85 : 1,221,113,052,054.20 = 494,246,212,077.14 : x - Step 2: Convert to fraction form
884,873,947,620.85/1,221,113,052,054.20 = 494,246,212,077.14/x - Step 3: Cross multiply
884,873,947,620.85x = 1,221,113,052,054.20 × 494,246,212,077.14 - Step 4: Simplify right side
884,873,947,620.85x = 603,530,500,495,743,855,362,048 - Step 5: Solve for x
x = 603,530,500,495,743,855,362,048/884,873,947,620.85 - Step 6: Final answer
x = 682,052,513,941.05
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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.