Finding the Fourth Proportional to 117,461,710.40, 176,192,565.60 and 36,690,843.20
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Solution
The fourth proportional to 117,461,710.40, 176,192,565.60 and 36,690,843.20 is: 55,036,264.80
Step by Step Solution
- Step 1: Write the proportion equation
117,461,710.40 : 176,192,565.60 = 36,690,843.20 : x - Step 2: Convert to fraction form
117,461,710.40/176,192,565.60 = 36,690,843.20/x - Step 3: Cross multiply
117,461,710.40x = 176,192,565.60 × 36,690,843.20 - Step 4: Simplify right side
117,461,710.40x = 6,464,653,797,435,314 - Step 5: Solve for x
x = 6,464,653,797,435,314/117,461,710.40 - Step 6: Final answer
x = 55,036,264.80
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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.