Finding the Fourth Proportional to 171,671,557.14, 236,908,435.77 and 93,356,812.44
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Solution
The fourth proportional to 171,671,557.14, 236,908,435.77 and 93,356,812.44 is: 128,833,318.53
Step by Step Solution
- Step 1: Write the proportion equation
171,671,557.14 : 236,908,435.77 = 93,356,812.44 : x - Step 2: Convert to fraction form
171,671,557.14/236,908,435.77 = 93,356,812.44/x - Step 3: Cross multiply
171,671,557.14x = 236,908,435.77 × 93,356,812.44 - Step 4: Simplify right side
171,671,557.14x = 22,117,016,403,633,676 - Step 5: Solve for x
x = 22,117,016,403,633,676/171,671,557.14 - Step 6: Final answer
x = 128,833,318.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.