Finding the Fourth Proportional to 171,959,009,478.97, 237,304,149,847.81 and 94,795,154,060.52
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Solution
The fourth proportional to 171,959,009,478.97, 237,304,149,847.81 and 94,795,154,060.52 is: 130,817,707,732.70
Step by Step Solution
- Step 1: Write the proportion equation
171,959,009,478.97 : 237,304,149,847.81 = 94,795,154,060.52 : x - Step 2: Convert to fraction form
171,959,009,478.97/237,304,149,847.81 = 94,795,154,060.52/x - Step 3: Cross multiply
171,959,009,478.97x = 237,304,149,847.81 × 94,795,154,060.52 - Step 4: Simplify right side
171,959,009,478.97x = 22,495,283,444,023,872,716,800 - Step 5: Solve for x
x = 22,495,283,444,023,872,716,800/171,959,009,478.97 - Step 6: Final answer
x = 130,817,707,732.70
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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.