Finding the Fourth Proportional to 932,314,009.24, 1,286,593,138.76 and 514,626,183.84
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Solution
The fourth proportional to 932,314,009.24, 1,286,593,138.76 and 514,626,183.84 is: 710,184,026.62
Step by Step Solution
- Step 1: Write the proportion equation
932,314,009.24 : 1,286,593,138.76 = 514,626,183.84 : x - Step 2: Convert to fraction form
932,314,009.24/1,286,593,138.76 = 514,626,183.84/x - Step 3: Cross multiply
932,314,009.24x = 1,286,593,138.76 × 514,626,183.84 - Step 4: Simplify right side
932,314,009.24x = 662,114,517,154,786,304 - Step 5: Solve for x
x = 662,114,517,154,786,304/932,314,009.24 - Step 6: Final answer
x = 710,184,026.62
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Double scale
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1.5x scale
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.