Finding the Fourth Proportional to 145,483,660.87, 218,254,284.63 and 53,368,203.65
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Solution
The fourth proportional to 145,483,660.87, 218,254,284.63 and 53,368,203.65 is: 80,062,867.82
Step by Step Solution
- Step 1: Write the proportion equation
145,483,660.87 : 218,254,284.63 = 53,368,203.65 : x - Step 2: Convert to fraction form
145,483,660.87/218,254,284.63 = 53,368,203.65/x - Step 3: Cross multiply
145,483,660.87x = 218,254,284.63 × 53,368,203.65 - Step 4: Simplify right side
145,483,660.87x = 11,647,839,109,618,904 - Step 5: Solve for x
x = 11,647,839,109,618,904/145,483,660.87 - Step 6: Final answer
x = 80,062,867.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.