Finding the Fourth Proportional to 1,617,952,292.97, 2,232,138,883.11 and 939,653,777.32
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Solution
The fourth proportional to 1,617,952,292.97, 2,232,138,883.11 and 939,653,777.32 is: 1,296,353,262.16
Step by Step Solution
- Step 1: Write the proportion equation
1,617,952,292.97 : 2,232,138,883.11 = 939,653,777.32 : x - Step 2: Convert to fraction form
1,617,952,292.97/2,232,138,883.11 = 939,653,777.32/x - Step 3: Cross multiply
1,617,952,292.97x = 2,232,138,883.11 × 939,653,777.32 - Step 4: Simplify right side
1,617,952,292.97x = 2,097,437,733,013,322,496 - Step 5: Solve for x
x = 2,097,437,733,013,322,496/1,617,952,292.97 - Step 6: Final answer
x = 1,296,353,262.16
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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.