Finding the Fourth Proportional to 119,240,687.16, 164,527,824.24 and 69,671,473.62
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Solution
The fourth proportional to 119,240,687.16, 164,527,824.24 and 69,671,473.62 is: 96,132,421.23
Step by Step Solution
- Step 1: Write the proportion equation
119,240,687.16 : 164,527,824.24 = 69,671,473.62 : x - Step 2: Convert to fraction form
119,240,687.16/164,527,824.24 = 69,671,473.62/x - Step 3: Cross multiply
119,240,687.16x = 164,527,824.24 × 69,671,473.62 - Step 4: Simplify right side
119,240,687.16x = 11,462,895,966,293,158 - Step 5: Solve for x
x = 11,462,895,966,293,158/119,240,687.16 - Step 6: Final answer
x = 96,132,421.23
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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.