Finding the Fourth Proportional to 1,582,993,045,435.40, 2,184,410,516,058.50 and 888,399,454,659.63
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Solution
The fourth proportional to 1,582,993,045,435.40, 2,184,410,516,058.50 and 888,399,454,659.63 is: 1,225,923,965,247.34
Step by Step Solution
- Step 1: Write the proportion equation
1,582,993,045,435.40 : 2,184,410,516,058.50 = 888,399,454,659.63 : x - Step 2: Convert to fraction form
1,582,993,045,435.40/2,184,410,516,058.50 = 888,399,454,659.63/x - Step 3: Cross multiply
1,582,993,045,435.40x = 2,184,410,516,058.50 × 888,399,454,659.63 - Step 4: Simplify right side
1,582,993,045,435.40x = 1,940,629,111,219,132,464,889,856 - Step 5: Solve for x
x = 1,940,629,111,219,132,464,889,856/1,582,993,045,435.40 - Step 6: Final answer
x = 1,225,923,965,247.34
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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.