Finding the Fourth Proportional to 7,556,088,622.90, 10,430,746,355.28 and 4,881,173,347.96
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Solution
The fourth proportional to 7,556,088,622.90, 10,430,746,355.28 and 4,881,173,347.96 is: 6,738,179,453.64
Step by Step Solution
- Step 1: Write the proportion equation
7,556,088,622.90 : 10,430,746,355.28 = 4,881,173,347.96 : x - Step 2: Convert to fraction form
7,556,088,622.90/10,430,746,355.28 = 4,881,173,347.96/x - Step 3: Cross multiply
7,556,088,622.90x = 10,430,746,355.28 × 4,881,173,347.96 - Step 4: Simplify right side
7,556,088,622.90x = 50,914,281,108,723,646,464 - Step 5: Solve for x
x = 50,914,281,108,723,646,464/7,556,088,622.90 - Step 6: Final answer
x = 6,738,179,453.64
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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.