Finding the Fourth Proportional to 64,258,557.93, 96,401,664.62 and 19,941,968.00
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Solution
The fourth proportional to 64,258,557.93, 96,401,664.62 and 19,941,968.00 is: 29,917,243.29
Step by Step Solution
- Step 1: Write the proportion equation
64,258,557.93 : 96,401,664.62 = 19,941,968.00 : x - Step 2: Convert to fraction form
64,258,557.93/96,401,664.62 = 19,941,968.00/x - Step 3: Cross multiply
64,258,557.93x = 96,401,664.62 × 19,941,968.00 - Step 4: Simplify right side
64,258,557.93x = 1,922,438,911,214,849 - Step 5: Solve for x
x = 1,922,438,911,214,849/64,258,557.93 - Step 6: Final answer
x = 29,917,243.29
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.