Finding the Fourth Proportional to 442,848,745.10, 664,273,117.65 and 236,224,484.30
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Solution
The fourth proportional to 442,848,745.10, 664,273,117.65 and 236,224,484.30 is: 354,336,726.45
Step by Step Solution
- Step 1: Write the proportion equation
442,848,745.10 : 664,273,117.65 = 236,224,484.30 : x - Step 2: Convert to fraction form
442,848,745.10/664,273,117.65 = 236,224,484.30/x - Step 3: Cross multiply
442,848,745.10x = 664,273,117.65 × 236,224,484.30 - Step 4: Simplify right side
442,848,745.10x = 156,917,574,651,224,480 - Step 5: Solve for x
x = 156,917,574,651,224,480/442,848,745.10 - Step 6: Final answer
x = 354,336,726.45
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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.