Finding the Fourth Proportional to 193,050,517,713.92, 266,446,598,884.12 and 127,829,909,493.44
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Solution
The fourth proportional to 193,050,517,713.92, 266,446,598,884.12 and 127,829,909,493.44 is: 176,429,698,420.52
Step by Step Solution
- Step 1: Write the proportion equation
193,050,517,713.92 : 266,446,598,884.12 = 127,829,909,493.44 : x - Step 2: Convert to fraction form
193,050,517,713.92/266,446,598,884.12 = 127,829,909,493.44/x - Step 3: Cross multiply
193,050,517,713.92x = 266,446,598,884.12 × 127,829,909,493.44 - Step 4: Simplify right side
193,050,517,713.92x = 34,059,844,620,191,969,312,768 - Step 5: Solve for x
x = 34,059,844,620,191,969,312,768/193,050,517,713.92 - Step 6: Final answer
x = 176,429,698,420.52
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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.