Finding the Fourth Proportional to 8,973,516,529.80, 13,460,274,794.70 and 7,444,692,721.80
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Solution
The fourth proportional to 8,973,516,529.80, 13,460,274,794.70 and 7,444,692,721.80 is: 11,167,039,082.70
Step by Step Solution
- Step 1: Write the proportion equation
8,973,516,529.80 : 13,460,274,794.70 = 7,444,692,721.80 : x - Step 2: Convert to fraction form
8,973,516,529.80/13,460,274,794.70 = 7,444,692,721.80/x - Step 3: Cross multiply
8,973,516,529.80x = 13,460,274,794.70 × 7,444,692,721.80 - Step 4: Simplify right side
8,973,516,529.80x = 100,207,609,797,531,090,944 - Step 5: Solve for x
x = 100,207,609,797,531,090,944/8,973,516,529.80 - Step 6: Final answer
x = 11,167,039,082.70
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Double scale
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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.