Finding the Fourth Proportional to 372,101,186.75, 557,537,627.39 and 216,217,424.12
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Solution
The fourth proportional to 372,101,186.75, 557,537,627.39 and 216,217,424.12 is: 323,969,269.47
Step by Step Solution
- Step 1: Write the proportion equation
372,101,186.75 : 557,537,627.39 = 216,217,424.12 : x - Step 2: Convert to fraction form
372,101,186.75/557,537,627.39 = 216,217,424.12/x - Step 3: Cross multiply
372,101,186.75x = 557,537,627.39 × 216,217,424.12 - Step 4: Simplify right side
372,101,186.75x = 120,549,349,640,373,392 - Step 5: Solve for x
x = 120,549,349,640,373,392/372,101,186.75 - Step 6: Final answer
x = 323,969,269.47
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.