Finding the Fourth Proportional to 4,997,166,741.54, 6,896,090,756.52 and 2,769,642,739.62
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Solution
The fourth proportional to 4,997,166,741.54, 6,896,090,756.52 and 2,769,642,739.62 is: 3,822,107,342.70
Step by Step Solution
- Step 1: Write the proportion equation
4,997,166,741.54 : 6,896,090,756.52 = 2,769,642,739.62 : x - Step 2: Convert to fraction form
4,997,166,741.54/6,896,090,756.52 = 2,769,642,739.62/x - Step 3: Cross multiply
4,997,166,741.54x = 6,896,090,756.52 × 2,769,642,739.62 - Step 4: Simplify right side
4,997,166,741.54x = 19,099,707,695,556,210,688 - Step 5: Solve for x
x = 19,099,707,695,556,210,688/4,997,166,741.54 - Step 6: Final answer
x = 3,822,107,342.70
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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.