Finding the Fourth Proportional to 259,784,472.08, 358,366,653.59 and 160,633,524.71
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Solution
The fourth proportional to 259,784,472.08, 358,366,653.59 and 160,633,524.71 is: 221,590,221.47
Step by Step Solution
- Step 1: Write the proportion equation
259,784,472.08 : 358,366,653.59 = 160,633,524.71 : x - Step 2: Convert to fraction form
259,784,472.08/358,366,653.59 = 160,633,524.71/x - Step 3: Cross multiply
259,784,472.08x = 358,366,653.59 × 160,633,524.71 - Step 4: Simplify right side
259,784,472.08x = 57,565,698,702,094,272 - Step 5: Solve for x
x = 57,565,698,702,094,272/259,784,472.08 - Step 6: Final answer
x = 221,590,221.47
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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.