Finding the Fourth Proportional to 734,856,482.10, 1,102,284,723.15 and 553,457,954.10
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Solution
The fourth proportional to 734,856,482.10, 1,102,284,723.15 and 553,457,954.10 is: 830,186,931.15
Step by Step Solution
- Step 1: Write the proportion equation
734,856,482.10 : 1,102,284,723.15 = 553,457,954.10 : x - Step 2: Convert to fraction form
734,856,482.10/1,102,284,723.15 = 553,457,954.10/x - Step 3: Cross multiply
734,856,482.10x = 1,102,284,723.15 × 553,457,954.10 - Step 4: Simplify right side
734,856,482.10x = 610,068,247,710,284,032 - Step 5: Solve for x
x = 610,068,247,710,284,032/734,856,482.10 - Step 6: Final answer
x = 830,186,931.15
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Half scale
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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.