Finding the Fourth Proportional to 7,658,805,739.39, 11,464,646,189.04 and 4,997,130,592.73
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Solution
The fourth proportional to 7,658,805,739.39, 11,464,646,189.04 and 4,997,130,592.73 is: 7,480,322,148.84
Step by Step Solution
- Step 1: Write the proportion equation
7,658,805,739.39 : 11,464,646,189.04 = 4,997,130,592.73 : x - Step 2: Convert to fraction form
7,658,805,739.39/11,464,646,189.04 = 4,997,130,592.73/x - Step 3: Cross multiply
7,658,805,739.39x = 11,464,646,189.04 × 4,997,130,592.73 - Step 4: Simplify right side
7,658,805,739.39x = 57,290,334,206,019,878,912 - Step 5: Solve for x
x = 57,290,334,206,019,878,912/7,658,805,739.39 - Step 6: Final answer
x = 7,480,322,148.84
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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.