Finding the Fourth Proportional to 326,447,404.58, 450,463,113.32 and 185,273,726.06
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Solution
The fourth proportional to 326,447,404.58, 450,463,113.32 and 185,273,726.06 is: 255,658,272.32
Step by Step Solution
- Step 1: Write the proportion equation
326,447,404.58 : 450,463,113.32 = 185,273,726.06 : x - Step 2: Convert to fraction form
326,447,404.58/450,463,113.32 = 185,273,726.06/x - Step 3: Cross multiply
326,447,404.58x = 450,463,113.32 × 185,273,726.06 - Step 4: Simplify right side
326,447,404.58x = 83,458,979,457,384,416 - Step 5: Solve for x
x = 83,458,979,457,384,416/326,447,404.58 - Step 6: Final answer
x = 255,658,272.32
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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.