Finding the Fourth Proportional to 272,916,247,217.08, 376,613,106,734.18 and 149,316,780,134.09
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Solution
The fourth proportional to 272,916,247,217.08, 376,613,106,734.18 and 149,316,780,134.09 is: 206,050,966,284.59
Step by Step Solution
- Step 1: Write the proportion equation
272,916,247,217.08 : 376,613,106,734.18 = 149,316,780,134.09 : x - Step 2: Convert to fraction form
272,916,247,217.08/376,613,106,734.18 = 149,316,780,134.09/x - Step 3: Cross multiply
272,916,247,217.08x = 376,613,106,734.18 × 149,316,780,134.09 - Step 4: Simplify right side
272,916,247,217.08x = 56,234,656,453,844,126,400,512 - Step 5: Solve for x
x = 56,234,656,453,844,126,400,512/272,916,247,217.08 - Step 6: Final answer
x = 206,050,966,284.59
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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.