Finding the Fourth Proportional to 734,186,017.80, 1,101,279,026.70 and 552,787,489.80
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Solution
The fourth proportional to 734,186,017.80, 1,101,279,026.70 and 552,787,489.80 is: 829,181,234.70
Step by Step Solution
- Step 1: Write the proportion equation
734,186,017.80 : 1,101,279,026.70 = 552,787,489.80 : x - Step 2: Convert to fraction form
734,186,017.80/1,101,279,026.70 = 552,787,489.80/x - Step 3: Cross multiply
734,186,017.80x = 1,101,279,026.70 × 552,787,489.80 - Step 4: Simplify right side
734,186,017.80x = 608,773,268,738,880,128 - Step 5: Solve for x
x = 608,773,268,738,880,128/734,186,017.80 - Step 6: Final answer
x = 829,181,234.70
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Double scale
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Similar ratio
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.