Finding the Fourth Proportional to 5,568,765,240.56, 7,683,013,307.74 and 3,157,189,023.06
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Solution
The fourth proportional to 5,568,765,240.56, 7,683,013,307.74 and 3,157,189,023.06 is: 4,355,853,448.91
Step by Step Solution
- Step 1: Write the proportion equation
5,568,765,240.56 : 7,683,013,307.74 = 3,157,189,023.06 : x - Step 2: Convert to fraction form
5,568,765,240.56/7,683,013,307.74 = 3,157,189,023.06/x - Step 3: Cross multiply
5,568,765,240.56x = 7,683,013,307.74 × 3,157,189,023.06 - Step 4: Simplify right side
5,568,765,240.56x = 24,256,725,279,235,780,608 - Step 5: Solve for x
x = 24,256,725,279,235,780,608/5,568,765,240.56 - Step 6: Final answer
x = 4,355,853,448.91
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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.