Finding the Fourth Proportional to 286,880,204.44, 395,892,832.80 and 163,120,870.63
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Solution
The fourth proportional to 286,880,204.44, 395,892,832.80 and 163,120,870.63 is: 225,105,749.94
Step by Step Solution
- Step 1: Write the proportion equation
286,880,204.44 : 395,892,832.80 = 163,120,870.63 : x - Step 2: Convert to fraction form
286,880,204.44/395,892,832.80 = 163,120,870.63/x - Step 3: Cross multiply
286,880,204.44x = 395,892,832.80 × 163,120,870.63 - Step 4: Simplify right side
286,880,204.44x = 64,578,383,562,513,024 - Step 5: Solve for x
x = 64,578,383,562,513,024/286,880,204.44 - Step 6: Final answer
x = 225,105,749.94
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.