Finding the Fourth Proportional to 110,885,307.26, 153,015,536.23 and 60,639,610.55
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Solution
The fourth proportional to 110,885,307.26, 153,015,536.23 and 60,639,610.55 is: 83,679,278.65
Step by Step Solution
- Step 1: Write the proportion equation
110,885,307.26 : 153,015,536.23 = 60,639,610.55 : x - Step 2: Convert to fraction form
110,885,307.26/153,015,536.23 = 60,639,610.55/x - Step 3: Cross multiply
110,885,307.26x = 153,015,536.23 × 60,639,610.55 - Step 4: Simplify right side
110,885,307.26x = 9,278,802,524,169,938 - Step 5: Solve for x
x = 9,278,802,524,169,938/110,885,307.26 - Step 6: Final answer
x = 83,679,278.65
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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.