Finding the Fourth Proportional to 247,034,603,555.80, 368,888,370,473.56 and 201,745,155,532.66
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Solution
The fourth proportional to 247,034,603,555.80, 368,888,370,473.56 and 201,745,155,532.66 is: 301,259,178,285.80
Step by Step Solution
- Step 1: Write the proportion equation
247,034,603,555.80 : 368,888,370,473.56 = 201,745,155,532.66 : x - Step 2: Convert to fraction form
247,034,603,555.80/368,888,370,473.56 = 201,745,155,532.66/x - Step 3: Cross multiply
247,034,603,555.80x = 368,888,370,473.56 × 201,745,155,532.66 - Step 4: Simplify right side
247,034,603,555.80x = 74,421,441,675,377,866,964,992 - Step 5: Solve for x
x = 74,421,441,675,377,866,964,992/247,034,603,555.80 - Step 6: Final answer
x = 301,259,178,285.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.